Convert Astronomical Unit to Femtometer Online

Astronomical Unit (AU)

Femtometer (fm)

About Astronomical Unit to Femtometer Conversion

This converter converts Astronomical Unit (AU) to Femtometer (fm). One Astronomical Unit (AU) equals 1.4959787069999998e+26 Femtometer (fm).

Formula:

1 Astronomical Unit (AU) = 1.4959787069999998e+26 Femtometer (fm)

Example:

1 AU = 1.4959787069999998e+26 fm

2 AU = 2.9919574139999996e+26 fm

Astronomical Unit (AU) to Femtometer (fm) Conversion

A clear guide to converting Astronomical into Femtometer. Includes numeric examples, formulas, and a breakdown of where this conversion appears in science, engineering, and daily applications.

Conversion Formula

Femtometer = Astronomical × 1.495979e+26

To convert Astronomical Unit (AU) to Femtometer (fm), multiply the value by 1.495979e+26. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 AU to fm.

Step 1: Write the formula: fm = AU × 1.495979e+26
Step 2: Substitute: 1 × 1.495979e+26
Step 3: Result: 1.495979e+26 fm

So, 1 AU = 1.495979e+26 fm.

About the Units

Astronomical Unit (AU)

One Astronomical Unit (AU) equals 1.495979e+26 Femtometer (fm)

Used for extremely large distances such as astronomical or planetary scales.

Femtometer (fm)

One Femtometer (fm) equals 6.684587e-27 Astronomical Unit (AU)

Common in nanotechnology, optical physics, and semiconductor design.

Where This Conversion Is Used

Converting values from Astronomical to Femtometer for engineering or scientific workflows.
Used when normalizing mixed-unit datasets requiring consistent Femtometer representation.
Applied when comparing different measurement systems across tools and documents.
Used in nanotechnology, material science, and quantum-level research.
Essential in astronomy, orbital mechanics, and large-scale simulations.

Frequently Asked Questions

How many Femtometer (fm) are in 1 Astronomical Unit (AU)?

1 AU = 1.495979e+26 fm.

What is the formula for converting Astronomical Unit (AU) to Femtometer (fm)?

Multiply the AU value by 1.495979e+26.

Can I reverse the conversion?

Yes. 1 fm = 6.684587e-27 AU.

Conclusion

By applying the conversion factor shown above, you can reliably convert Astronomical Unit (AU) to Femtometer (fm) for use in scientific analysis, engineering calculations, academic work, or daily measurements.

Quick Links for Unit Converters

Convert Astronomical Unit to Other Units

Astronomical Unit to Inch

1 AU = 5889679948818.897 in

1 Astronomical Unit (AU) = 5889679948818.897 Inches (in)

1 Astronomicalunit equals 5889679948818.897 inches.

Astronomical Unit to Foot

1 AU = 490806662401.57477 ft

1 Astronomical Unit (AU) = 490806662401.57477 Feet (ft)

1 Astronomicalunit equals 490806662401.57477 feet.

Astronomical Unit to Feet

1 AU = 490806662401.57477 ft

1 Astronomical Unit (AU) = 490806662401.57477 Feets (ft)

1 Astronomicalunit equals 490806662401.57477 feets.

Astronomical Unit to Centimeter

1 AU = 14959787070000 cm

1 Astronomical Unit (AU) = 14959787070000 Centimeters (cm)

1 Astronomicalunit equals 14959787070000 centimeters.

Astronomical Unit to Meter

1 AU = 149597870700 m

1 Astronomical Unit (AU) = 149597870700 Meters (m)

1 Astronomicalunit equals 149597870700 meters.

Astronomical Unit to Kilometer

1 AU = 149597870.7 km

1 Astronomical Unit (AU) = 149597870.7 Kilometers (km)

1 Astronomicalunit equals 149597870.7 kilometers.

Astronomical Unit to Millimeter

1 AU = 149597870700000 mm

1 Astronomical Unit (AU) = 149597870700000 Millimeters (mm)

1 Astronomicalunit equals 149597870700000 millimeters.

Astronomical Unit to Yard

1 AU = 163602220800.52493 yd

1 Astronomical Unit (AU) = 163602220800.52493 Yards (yd)

1 Astronomicalunit equals 163602220800.52493 yards.

Astronomical Unit to Yoctometer

1 AU = 1.4959787070000001e+35 ym

1 Astronomical Unit (AU) = 1.4959787070000001e+35 Yoctometers (ym)

1 Astronomicalunit equals 1.4959787070000001e+35 yoctometers.

Astronomical Unit to Zeptometer

1 AU = 1.4959787070000001e+32 zm

1 Astronomical Unit (AU) = 1.4959787070000001e+32 Zeptometers (zm)

1 Astronomicalunit equals 1.4959787070000001e+32 zeptometers.

Astronomical Unit to Attometer

1 AU = 1.4959787069999999e+29 am

1 Astronomical Unit (AU) = 1.4959787069999999e+29 Attometers (am)

1 Astronomicalunit equals 1.4959787069999999e+29 attometers.

Astronomical Unit to Femtometer

1 AU = 1.4959787069999998e+26 fm

1 Astronomical Unit (AU) = 1.4959787069999998e+26 Femtometers (fm)

1 Astronomicalunit equals 1.4959787069999998e+26 femtometers.

Astronomical Unit to Picometer

1 AU = 1.495978707e+23 pm

1 Astronomical Unit (AU) = 1.495978707e+23 Picometers (pm)

1 Astronomicalunit equals 1.495978707e+23 picometers.

Astronomical Unit to Nanometer

1 AU = 149597870700000000000 nm

1 Astronomical Unit (AU) = 149597870700000000000 Nanometers (nm)

1 Astronomicalunit equals 149597870700000000000 nanometers.

Astronomical Unit to Micrometer

1 AU = 149597870700000000 µm

1 Astronomical Unit (AU) = 149597870700000000 Micrometers (µm)

1 Astronomicalunit equals 149597870700000000 micrometers.

Astronomical Unit to Decimeter

1 AU = 1495978707000 dm

1 Astronomical Unit (AU) = 1495978707000 Decimeters (dm)

1 Astronomicalunit equals 1495978707000 decimeters.

Astronomical Unit to Decameter

1 AU = 14959787070 dam

1 Astronomical Unit (AU) = 14959787070 Decameters (dam)

1 Astronomicalunit equals 14959787070 decameters.

Astronomical Unit to Hectometer

1 AU = 1495978707 hm

1 Astronomical Unit (AU) = 1495978707 Hectometers (hm)

1 Astronomicalunit equals 1495978707 hectometers.

Astronomical Unit to Megameter

1 AU = 149597.8707 Mm

1 Astronomical Unit (AU) = 149597.8707 Megameters (Mm)

1 Astronomicalunit equals 149597.8707 megameters.

Astronomical Unit to Gigameter

1 AU = 149.5978707 Gm

1 Astronomical Unit (AU) = 149.5978707 Gigameters (Gm)

1 Astronomicalunit equals 149.5978707 gigameters.

Astronomical Unit to Terameter

1 AU = 0.1495978707 Tm

1 Astronomical Unit (AU) = 0.1495978707 Terameter (Tm)

1 Astronomicalunit equals 0.1495978707 terameter.

Astronomical Unit to Petameter

1 AU = 0.0001495978707 Pm

1 Astronomical Unit (AU) = 0.0001495978707 Petameter (Pm)

1 Astronomicalunit equals 0.0001495978707 petameter.

Astronomical Unit to Exameter

1 AU = 1.495978707e-7 Em

1 Astronomical Unit (AU) = 1.495978707e-7 Exameter (Em)

1 Astronomicalunit equals 1.495978707e-7 exameter.

Astronomical Unit to Zettameter

1 AU = 1.495978707e-10 Zm

1 Astronomical Unit (AU) = 1.495978707e-10 Zettameter (Zm)

1 Astronomicalunit equals 1.495978707e-10 zettameter.

Astronomical Unit to Yottameter

1 AU = 1.495978707e-13 Ym

1 Astronomical Unit (AU) = 1.495978707e-13 Yottameter (Ym)

1 Astronomicalunit equals 1.495978707e-13 yottameter.

Astronomical Unit to Cubit

1 AU = 327204441601.04987 cubit

1 Astronomical Unit (AU) = 327204441601.04987 Cubits (cubit)

1 Astronomicalunit equals 327204441601.04987 cubits.

Astronomical Unit to Span

1 AU = 654408883202.0997 span

1 Astronomical Unit (AU) = 654408883202.0997 Spans (span)

1 Astronomicalunit equals 654408883202.0997 spans.

Astronomical Unit to Hand

1 AU = 1472419987204.7244 hh

1 Astronomical Unit (AU) = 1472419987204.7244 Hands (hh)

1 Astronomicalunit equals 1472419987204.7244 hands.

Astronomical Unit to Palm

1 AU = 1963226649606.299 palm

1 Astronomical Unit (AU) = 1963226649606.299 Palms (palm)

1 Astronomicalunit equals 1963226649606.299 palms.

Astronomical Unit to Digit

1 AU = 7852906598425.196 digit

1 Astronomical Unit (AU) = 7852906598425.196 Digits (digit)

1 Astronomicalunit equals 7852906598425.196 digits.

Astronomical Unit to Link

1 AU = 743646458184.2042 link

1 Astronomical Unit (AU) = 743646458184.2042 Links (link)

1 Astronomicalunit equals 743646458184.2042 links.

Astronomical Unit to Ell

1 AU = 130881776640.41995 ell

1 Astronomical Unit (AU) = 130881776640.41995 Ells (ell)

1 Astronomicalunit equals 130881776640.41995 ells.

Astronomical Unit to Barleycorn

1 AU = 17662086269185.36 barleycorn

1 Astronomical Unit (AU) = 17662086269185.36 Barleycorns (barleycorn)

1 Astronomicalunit equals 17662086269185.36 barleycorns.

Astronomical Unit to Light-Second

1 AU = 499.00478383615643 ls

1 Astronomical Unit (AU) = 499.00478383615643 Light-Seconds (ls)

1 Astronomicalunit equals 499.00478383615643 Light-Seconds.

Astronomical Unit to Light-Minute

1 AU = 8.316746397269274 lm

1 Astronomical Unit (AU) = 8.316746397269274 Light-Minutes (lm)

1 Astronomicalunit equals 8.316746397269274 Light-Minutes.

Astronomical Unit to Light-Hour

1 AU = 0.13861243992880115 lh

1 Astronomical Unit (AU) = 0.13861243992880115 Light-Hour (lh)

1 Astronomicalunit equals 0.13861243992880115 Light-Hour.

Astronomical Unit to Light-Day

1 AU = 0.005775518331704566 ld

1 Astronomical Unit (AU) = 0.005775518331704566 Light-Day (ld)

1 Astronomicalunit equals 0.005775518331704566 Light-Day.

Astronomical Unit to Light-Year

1 AU = 0.00001581250740982066 ly

1 Astronomical Unit (AU) = 0.00001581250740982066 Light-Year (ly)

1 Astronomicalunit equals 0.00001581250740982066 Light-Year.

Astronomical Unit to Parsec

1 AU = 0.000004848136811095356 pc

1 Astronomical Unit (AU) = 0.000004848136811095356 Parsec (pc)

1 Astronomicalunit equals 0.000004848136811095356 Parsec.

Astronomical Unit to Kiloparsec

1 AU = 4.848136811095355e-9 kpc

1 Astronomical Unit (AU) = 4.848136811095355e-9 Kiloparsec (kpc)

1 Astronomicalunit equals 4.848136811095355e-9 Kiloparsec.

Astronomical Unit to Megaparsec

1 AU = 4.848136811095356e-12 Mpc

1 Astronomical Unit (AU) = 4.848136811095356e-12 Megaparsec (Mpc)

1 Astronomicalunit equals 4.848136811095356e-12 Megaparsec.

Astronomical Unit to Gigaparsec

1 AU = 4.848136811095356e-15 Gpc

1 Astronomical Unit (AU) = 4.848136811095356e-15 Gigaparsec (Gpc)

1 Astronomicalunit equals 4.848136811095356e-15 Gigaparsec.

Astronomical Unit to Nautical Mile

1 AU = 80776388.06695464 NM

1 Astronomical Unit (AU) = 80776388.06695464 Nautical Miles (NM)

1 Astronomicalunit equals 80776388.06695464 Nautical Miles.

Astronomical Unit to Fathom

1 AU = 81801110400.26247 ftm

1 Astronomical Unit (AU) = 81801110400.26247 Fathoms (ftm)

1 Astronomicalunit equals 81801110400.26247 fathoms.

Astronomical Unit to Cable Length

1 AU = 681675920.0021873 cable

1 Astronomical Unit (AU) = 681675920.0021873 Cable Lengths (cable)

1 Astronomicalunit equals 681675920.0021873 Cable Length s.

Astronomical Unit to Nautical League

1 AU = 26925462.688984882 NL

1 Astronomical Unit (AU) = 26925462.688984882 Nautical Leagues (NL)

1 Astronomicalunit equals 26925462.688984882 Nautical Leagues.

Astronomical Unit to Thou

1 AU = 5889679948818897 mil

1 Astronomical Unit (AU) = 5889679948818897 Thous (mil)

1 Astronomicalunit equals 5889679948818897 thous.

Astronomical Unit to Rod

1 AU = 29745858327.368168 rd

1 Astronomical Unit (AU) = 29745858327.368168 Rods (rd)

1 Astronomicalunit equals 29745858327.368168 rods.

Astronomical Unit to Chain

1 AU = 7436464581.842042 ch

1 Astronomical Unit (AU) = 7436464581.842042 Chains (ch)

1 Astronomicalunit equals 7436464581.842042 chains.

Astronomical Unit to Furlong

1 AU = 743646458.1842042 fur

1 Astronomical Unit (AU) = 743646458.1842042 Furlongs (fur)

1 Astronomicalunit equals 743646458.1842042 furlongs.

Astronomical Unit to Mile

1 AU = 92955807.27302553 mi

1 Astronomical Unit (AU) = 92955807.27302553 Miles (mi)

1 Astronomicalunit equals 92955807.27302553 miles.

Astronomical Unit to League

1 AU = 30985269.09100851 lea

1 Astronomical Unit (AU) = 30985269.09100851 Leagues (lea)

1 Astronomicalunit equals 30985269.09100851 leagues.

Convert Femtometer to Other Units

Femtometer to Inch

1 fm = 3.9370078740157484e-14 in

1 Femtometer (fm) = 3.9370078740157484e-14 Inch (in)

1 femtometer equals 3.9370078740157484e-14 inch.

Femtometer to Foot

1 fm = 3.2808398950131234e-15 ft

1 Femtometer (fm) = 3.2808398950131234e-15 Foot (ft)

1 femtometer equals 3.2808398950131234e-15 foot.

Femtometer to Feet

1 fm = 3.2808398950131234e-15 ft

1 Femtometer (fm) = 3.2808398950131234e-15 Feet (ft)

1 femtometer equals 3.2808398950131234e-15 feet.

Femtometer to Centimeter

1 fm = 1e-13 cm

1 Femtometer (fm) = 1e-13 Centimeter (cm)

1 femtometer equals 1e-13 centimeter.

Femtometer to Meter

1 fm = 1e-15 m

1 Femtometer (fm) = 1e-15 Meter (m)

1 femtometer equals 1e-15 meter.

Femtometer to Kilometer

1 fm = 1e-18 km

1 Femtometer (fm) = 1e-18 Kilometer (km)

1 femtometer equals 1e-18 kilometer.

Femtometer to Millimeter

1 fm = 1e-12 mm

1 Femtometer (fm) = 1e-12 Millimeter (mm)

1 femtometer equals 1e-12 millimeter.

Femtometer to Yard

1 fm = 1.0936132983377078e-15 yd

1 Femtometer (fm) = 1.0936132983377078e-15 Yard (yd)

1 femtometer equals 1.0936132983377078e-15 yard.

Femtometer to Yoctometer

1 fm = 1000000000.0000001 ym

1 Femtometer (fm) = 1000000000.0000001 Yoctometers (ym)

1 femtometer equals 1000000000.0000001 yoctometers.

Femtometer to Zeptometer

1 fm = 1000000.0000000001 zm

1 Femtometer (fm) = 1000000.0000000001 Zeptometers (zm)

1 femtometer equals 1000000.0000000001 zeptometers.

Femtometer to Attometer

1 fm = 1000 am

1 Femtometer (fm) = 1000 Attometers (am)

1 femtometer equals 1000 attometers.

Femtometer to Picometer

1 fm = 0.001 pm

1 Femtometer (fm) = 0.001 Picometer (pm)

1 femtometer equals 0.001 picometer.

Femtometer to Nanometer

1 fm = 0.000001 nm

1 Femtometer (fm) = 0.000001 Nanometer (nm)

1 femtometer equals 0.000001 nanometer.

Femtometer to Micrometer

1 fm = 1e-9 µm

1 Femtometer (fm) = 1e-9 Micrometer (µm)

1 femtometer equals 1e-9 micrometer.

Femtometer to Decimeter

1 fm = 1e-14 dm

1 Femtometer (fm) = 1e-14 Decimeter (dm)

1 femtometer equals 1e-14 decimeter.

Femtometer to Decameter

1 fm = 1.0000000000000001e-16 dam

1 Femtometer (fm) = 1.0000000000000001e-16 Decameter (dam)

1 femtometer equals 1.0000000000000001e-16 decameter.

Femtometer to Hectometer

1 fm = 1e-17 hm

1 Femtometer (fm) = 1e-17 Hectometer (hm)

1 femtometer equals 1e-17 hectometer.

Femtometer to Megameter

1 fm = 1.0000000000000001e-21 Mm

1 Femtometer (fm) = 1.0000000000000001e-21 Megameter (Mm)

1 femtometer equals 1.0000000000000001e-21 megameter.

Femtometer to Gigameter

1 fm = 1.0000000000000001e-24 Gm

1 Femtometer (fm) = 1.0000000000000001e-24 Gigameter (Gm)

1 femtometer equals 1.0000000000000001e-24 gigameter.

Femtometer to Terameter

1 fm = 1e-27 Tm

1 Femtometer (fm) = 1e-27 Terameter (Tm)

1 femtometer equals 1e-27 terameter.

Femtometer to Petameter

1 fm = 1e-30 Pm

1 Femtometer (fm) = 1e-30 Petameter (Pm)

1 femtometer equals 1e-30 petameter.

Femtometer to Exameter

1 fm = 1e-33 Em

1 Femtometer (fm) = 1e-33 Exameter (Em)

1 femtometer equals 1e-33 exameter.

Femtometer to Zettameter

1 fm = 1.0000000000000001e-36 Zm

1 Femtometer (fm) = 1.0000000000000001e-36 Zettameter (Zm)

1 femtometer equals 1.0000000000000001e-36 zettameter.

Femtometer to Yottameter

1 fm = 1.0000000000000001e-39 Ym

1 Femtometer (fm) = 1.0000000000000001e-39 Yottameter (Ym)

1 femtometer equals 1.0000000000000001e-39 yottameter.

Femtometer to Cubit

1 fm = 2.1872265966754156e-15 cubit

1 Femtometer (fm) = 2.1872265966754156e-15 Cubit (cubit)

1 femtometer equals 2.1872265966754156e-15 cubit.

Femtometer to Span

1 fm = 4.374453193350831e-15 span

1 Femtometer (fm) = 4.374453193350831e-15 Span (span)

1 femtometer equals 4.374453193350831e-15 span.

Femtometer to Hand

1 fm = 9.842519685039371e-15 hh

1 Femtometer (fm) = 9.842519685039371e-15 Hand (hh)

1 femtometer equals 9.842519685039371e-15 hand.

Femtometer to Palm

1 fm = 1.3123359580052494e-14 palm

1 Femtometer (fm) = 1.3123359580052494e-14 Palm (palm)

1 femtometer equals 1.3123359580052494e-14 palm.

Femtometer to Digit

1 fm = 5.2493438320209974e-14 digit

1 Femtometer (fm) = 5.2493438320209974e-14 Digit (digit)

1 femtometer equals 5.2493438320209974e-14 digit.

Femtometer to Link

1 fm = 4.9709695378986714e-15 link

1 Femtometer (fm) = 4.9709695378986714e-15 Link (link)

1 femtometer equals 4.9709695378986714e-15 link.

Femtometer to Ell

1 fm = 8.748906386701663e-16 ell

1 Femtometer (fm) = 8.748906386701663e-16 Ell (ell)

1 femtometer equals 8.748906386701663e-16 ell.

Femtometer to Barleycorn

1 fm = 1.180637544273908e-13 barleycorn

1 Femtometer (fm) = 1.180637544273908e-13 Barleycorn (barleycorn)

1 femtometer equals 1.180637544273908e-13 barleycorn.

Femtometer to Astronomical Unit

1 fm = 6.684587122268446e-27 AU

1 Femtometer (fm) = 6.684587122268446e-27 Astronomical Unit (AU)

1 femtometer equals 6.684587122268446e-27 Astronomicalunit.

Femtometer to Light-Second

1 fm = 3.3356409519815205e-24 ls

1 Femtometer (fm) = 3.3356409519815205e-24 Light-Second (ls)

1 femtometer equals 3.3356409519815205e-24 Light-Second.

Femtometer to Light-Minute

1 fm = 5.559401586635868e-26 lm

1 Femtometer (fm) = 5.559401586635868e-26 Light-Minute (lm)

1 femtometer equals 5.559401586635868e-26 Light-Minute.

Femtometer to Light-Hour

1 fm = 9.265669309342728e-28 lh

1 Femtometer (fm) = 9.265669309342728e-28 Light-Hour (lh)

1 femtometer equals 9.265669309342728e-28 Light-Hour.

Femtometer to Light-Day

1 fm = 3.860695546453768e-29 ld

1 Femtometer (fm) = 3.860695546453768e-29 Light-Day (ld)

1 femtometer equals 3.860695546453768e-29 Light-Day.

Femtometer to Light-Year

1 fm = 1.0570008340246156e-31 ly

1 Femtometer (fm) = 1.0570008340246156e-31 Light-Year (ly)

1 femtometer equals 1.0570008340246156e-31 Light-Year.

Femtometer to Parsec

1 fm = 3.2407792894443625e-32 pc

1 Femtometer (fm) = 3.2407792894443625e-32 Parsec (pc)

1 femtometer equals 3.2407792894443625e-32 Parsec.

Femtometer to Kiloparsec

1 fm = 3.2407792894443623e-35 kpc

1 Femtometer (fm) = 3.2407792894443623e-35 Kiloparsec (kpc)

1 femtometer equals 3.2407792894443623e-35 Kiloparsec.

Femtometer to Megaparsec

1 fm = 3.240779289444362e-38 Mpc

1 Femtometer (fm) = 3.240779289444362e-38 Megaparsec (Mpc)

1 femtometer equals 3.240779289444362e-38 Megaparsec.

Femtometer to Gigaparsec

1 fm = 3.2407792894443626e-41 Gpc

1 Femtometer (fm) = 3.2407792894443626e-41 Gigaparsec (Gpc)

1 femtometer equals 3.2407792894443626e-41 Gigaparsec.

Femtometer to Nautical Mile

1 fm = 5.399568034557236e-19 NM

1 Femtometer (fm) = 5.399568034557236e-19 Nautical Mile (NM)

1 femtometer equals 5.399568034557236e-19 Nautical Mile.

Femtometer to Fathom

1 fm = 5.468066491688539e-16 ftm

1 Femtometer (fm) = 5.468066491688539e-16 Fathom (ftm)

1 femtometer equals 5.468066491688539e-16 fathom.

Femtometer to Cable Length

1 fm = 4.5567220764071165e-18 cable

1 Femtometer (fm) = 4.5567220764071165e-18 Cable Length (cable)

1 femtometer equals 4.5567220764071165e-18 Cable Length .

Femtometer to Nautical League

1 fm = 1.7998560115190786e-19 NL

1 Femtometer (fm) = 1.7998560115190786e-19 Nautical League (NL)

1 femtometer equals 1.7998560115190786e-19 Nautical League.

Femtometer to Thou

1 fm = 3.9370078740157485e-11 mil

1 Femtometer (fm) = 3.9370078740157485e-11 Thou (mil)

1 femtometer equals 3.9370078740157485e-11 thou.

Femtometer to Rod

1 fm = 1.9883878151594687e-16 rd

1 Femtometer (fm) = 1.9883878151594687e-16 Rod (rd)

1 femtometer equals 1.9883878151594687e-16 rod.

Femtometer to Chain

1 fm = 4.970969537898672e-17 ch

1 Femtometer (fm) = 4.970969537898672e-17 Chain (ch)

1 femtometer equals 4.970969537898672e-17 chain.

Femtometer to Furlong

1 fm = 4.970969537898672e-18 fur

1 Femtometer (fm) = 4.970969537898672e-18 Furlong (fur)

1 femtometer equals 4.970969537898672e-18 furlong.

Femtometer to Mile

1 fm = 6.21371192237334e-19 mi

1 Femtometer (fm) = 6.21371192237334e-19 Mile (mi)

1 femtometer equals 6.21371192237334e-19 mile.

Femtometer to League

1 fm = 2.07123730745778e-19 lea

1 Femtometer (fm) = 2.07123730745778e-19 League (lea)

1 femtometer equals 2.07123730745778e-19 league.