Convert Decimeter to Megameter Online

About Decimeter to Megameter Conversion

This converter converts Decimeter (dm) to Megameter (Mm). One Decimeter (dm) equals 1.0000000000000001e-7 Megameter (Mm).

Formula:

1 Decimeter (dm) = 1.0000000000000001e-7 Megameter (Mm)

Example:

1 dm = 1.0000000000000001e-7 Mm
2 dm = 2.0000000000000002e-7 Mm

Decimeter (dm) to Megameter (Mm) Conversion

Convert Decimeter to Megameter using the exact conversion factor. This page provides the formula, worked examples, and real-world use cases for practical understanding.

Conversion Formula

Megameter = Decimeter × 1.000000e-7

To convert Decimeter (dm) to Megameter (Mm), multiply the value by 1.000000e-7. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 dm to Mm.

  • Step 1: Write the formula: Mm = dm × 1.000000e-7
  • Step 2: Substitute: 1 × 1.000000e-7
  • Step 3: Result: 1.000000e-7 Mm
So, 1 dm = 1.000000e-7 Mm.

About the Units

Decimeter (dm)

One Decimeter (dm) equals 1.000000e-7 Megameter (Mm)

A widely used unit across scientific, engineering, and measurement contexts.

Megameter (Mm)

One Megameter (Mm) equals 1.000000e+7 Decimeter (dm)

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

Where This Conversion Is Used

  • Converting values from Decimeter to Megameter for engineering or scientific workflows.
  • Used when normalizing mixed-unit datasets requiring consistent Megameter representation.
  • Applied when comparing different measurement systems across tools and documents.

Frequently Asked Questions

How many Megameter (Mm) are in 1 Decimeter (dm)?

1 dm = 1.000000e-7 Mm.

What is the formula for converting Decimeter (dm) to Megameter (Mm)?

Multiply the dm value by 1.000000e-7.

Can I reverse the conversion?

Yes. 1 Mm = 1.000000e+7 dm.

Conclusion

By applying the conversion factor shown above, you can reliably convert Decimeter (dm) to Megameter (Mm) for use in scientific analysis, engineering calculations, academic work, or daily measurements.

Quick Links for Unit Converters

Convert Decimeter to Other Units

Decimeter to Inch

1 dm = 3.9370078740157486 in

1 Decimeter (dm) = 3.9370078740157486 Inches (in)

1 decimeter equals 3.9370078740157486 inches.

Decimeter to Foot

1 dm = 0.32808398950131235 ft

1 Decimeter (dm) = 0.32808398950131235 Foot (ft)

1 decimeter equals 0.32808398950131235 foot.

Decimeter to Feet

1 dm = 0.32808398950131235 ft

1 Decimeter (dm) = 0.32808398950131235 Feet (ft)

1 decimeter equals 0.32808398950131235 feet.

Decimeter to Centimeter

1 dm = 10 cm

1 Decimeter (dm) = 10 Centimeters (cm)

1 decimeter equals 10 centimeters.

Decimeter to Meter

1 dm = 0.1 m

1 Decimeter (dm) = 0.1 Meter (m)

1 decimeter equals 0.1 meter.

Decimeter to Kilometer

1 dm = 0.0001 km

1 Decimeter (dm) = 0.0001 Kilometer (km)

1 decimeter equals 0.0001 kilometer.

Decimeter to Millimeter

1 dm = 100 mm

1 Decimeter (dm) = 100 Millimeters (mm)

1 decimeter equals 100 millimeters.

Decimeter to Yard

1 dm = 0.10936132983377078 yd

1 Decimeter (dm) = 0.10936132983377078 Yard (yd)

1 decimeter equals 0.10936132983377078 yard.

Decimeter to Yoctometer

1 dm = 1.0000000000000001e+23 ym

1 Decimeter (dm) = 1.0000000000000001e+23 Yoctometers (ym)

1 decimeter equals 1.0000000000000001e+23 yoctometers.

Decimeter to Zeptometer

1 dm = 100000000000000020000 zm

1 Decimeter (dm) = 100000000000000020000 Zeptometers (zm)

1 decimeter equals 100000000000000020000 zeptometers.

Decimeter to Attometer

1 dm = 100000000000000000 am

1 Decimeter (dm) = 100000000000000000 Attometers (am)

1 decimeter equals 100000000000000000 attometers.

Decimeter to Femtometer

1 dm = 100000000000000 fm

1 Decimeter (dm) = 100000000000000 Femtometers (fm)

1 decimeter equals 100000000000000 femtometers.

Decimeter to Picometer

1 dm = 100000000000 pm

1 Decimeter (dm) = 100000000000 Picometers (pm)

1 decimeter equals 100000000000 picometers.

Decimeter to Nanometer

1 dm = 100000000 nm

1 Decimeter (dm) = 100000000 Nanometers (nm)

1 decimeter equals 100000000 nanometers.

Decimeter to Micrometer

1 dm = 100000.00000000001 µm

1 Decimeter (dm) = 100000.00000000001 Micrometers (µm)

1 decimeter equals 100000.00000000001 micrometers.

Decimeter to Decameter

1 dm = 0.01 dam

1 Decimeter (dm) = 0.01 Decameter (dam)

1 decimeter equals 0.01 decameter.

Decimeter to Hectometer

1 dm = 0.001 hm

1 Decimeter (dm) = 0.001 Hectometer (hm)

1 decimeter equals 0.001 hectometer.

Decimeter to Megameter

1 dm = 1.0000000000000001e-7 Mm

1 Decimeter (dm) = 1.0000000000000001e-7 Megameter (Mm)

1 decimeter equals 1.0000000000000001e-7 megameter.

Decimeter to Gigameter

1 dm = 1e-10 Gm

1 Decimeter (dm) = 1e-10 Gigameter (Gm)

1 decimeter equals 1e-10 gigameter.

Decimeter to Terameter

1 dm = 1e-13 Tm

1 Decimeter (dm) = 1e-13 Terameter (Tm)

1 decimeter equals 1e-13 terameter.

Decimeter to Petameter

1 dm = 1.0000000000000001e-16 Pm

1 Decimeter (dm) = 1.0000000000000001e-16 Petameter (Pm)

1 decimeter equals 1.0000000000000001e-16 petameter.

Decimeter to Exameter

1 dm = 1.0000000000000001e-19 Em

1 Decimeter (dm) = 1.0000000000000001e-19 Exameter (Em)

1 decimeter equals 1.0000000000000001e-19 exameter.

Decimeter to Zettameter

1 dm = 1e-22 Zm

1 Decimeter (dm) = 1e-22 Zettameter (Zm)

1 decimeter equals 1e-22 zettameter.

Decimeter to Yottameter

1 dm = 1e-25 Ym

1 Decimeter (dm) = 1e-25 Yottameter (Ym)

1 decimeter equals 1e-25 yottameter.

Decimeter to Cubit

1 dm = 0.21872265966754156 cubit

1 Decimeter (dm) = 0.21872265966754156 Cubit (cubit)

1 decimeter equals 0.21872265966754156 cubit.

Decimeter to Span

1 dm = 0.4374453193350831 span

1 Decimeter (dm) = 0.4374453193350831 Span (span)

1 decimeter equals 0.4374453193350831 span.

Decimeter to Hand

1 dm = 0.9842519685039371 hh

1 Decimeter (dm) = 0.9842519685039371 Hand (hh)

1 decimeter equals 0.9842519685039371 hand.

Decimeter to Palm

1 dm = 1.3123359580052494 palm

1 Decimeter (dm) = 1.3123359580052494 Palms (palm)

1 decimeter equals 1.3123359580052494 palms.

Decimeter to Digit

1 dm = 5.2493438320209975 digit

1 Decimeter (dm) = 5.2493438320209975 Digits (digit)

1 decimeter equals 5.2493438320209975 digits.

Decimeter to Link

1 dm = 0.4970969537898672 link

1 Decimeter (dm) = 0.4970969537898672 Link (link)

1 decimeter equals 0.4970969537898672 link.

Decimeter to Ell

1 dm = 0.08748906386701663 ell

1 Decimeter (dm) = 0.08748906386701663 Ell (ell)

1 decimeter equals 0.08748906386701663 ell.

Decimeter to Barleycorn

1 dm = 11.80637544273908 barleycorn

1 Decimeter (dm) = 11.80637544273908 Barleycorns (barleycorn)

1 decimeter equals 11.80637544273908 barleycorns.

Decimeter to Astronomical Unit

1 dm = 6.684587122268446e-13 AU

1 Decimeter (dm) = 6.684587122268446e-13 Astronomical Unit (AU)

1 decimeter equals 6.684587122268446e-13 Astronomicalunit.

Decimeter to Light-Second

1 dm = 3.3356409519815207e-10 ls

1 Decimeter (dm) = 3.3356409519815207e-10 Light-Second (ls)

1 decimeter equals 3.3356409519815207e-10 Light-Second.

Decimeter to Light-Minute

1 dm = 5.559401586635868e-12 lm

1 Decimeter (dm) = 5.559401586635868e-12 Light-Minute (lm)

1 decimeter equals 5.559401586635868e-12 Light-Minute.

Decimeter to Light-Hour

1 dm = 9.265669309342727e-14 lh

1 Decimeter (dm) = 9.265669309342727e-14 Light-Hour (lh)

1 decimeter equals 9.265669309342727e-14 Light-Hour.

Decimeter to Light-Day

1 dm = 3.860695546453768e-15 ld

1 Decimeter (dm) = 3.860695546453768e-15 Light-Day (ld)

1 decimeter equals 3.860695546453768e-15 Light-Day.

Decimeter to Light-Year

1 dm = 1.0570008340246155e-17 ly

1 Decimeter (dm) = 1.0570008340246155e-17 Light-Year (ly)

1 decimeter equals 1.0570008340246155e-17 Light-Year.

Decimeter to Parsec

1 dm = 3.2407792894443624e-18 pc

1 Decimeter (dm) = 3.2407792894443624e-18 Parsec (pc)

1 decimeter equals 3.2407792894443624e-18 Parsec.

Decimeter to Kiloparsec

1 dm = 3.2407792894443623e-21 kpc

1 Decimeter (dm) = 3.2407792894443623e-21 Kiloparsec (kpc)

1 decimeter equals 3.2407792894443623e-21 Kiloparsec.

Decimeter to Megaparsec

1 dm = 3.2407792894443624e-24 Mpc

1 Decimeter (dm) = 3.2407792894443624e-24 Megaparsec (Mpc)

1 decimeter equals 3.2407792894443624e-24 Megaparsec.

Decimeter to Gigaparsec

1 dm = 3.240779289444363e-27 Gpc

1 Decimeter (dm) = 3.240779289444363e-27 Gigaparsec (Gpc)

1 decimeter equals 3.240779289444363e-27 Gigaparsec.

Decimeter to Nautical Mile

1 dm = 0.00005399568034557236 NM

1 Decimeter (dm) = 0.00005399568034557236 Nautical Mile (NM)

1 decimeter equals 0.00005399568034557236 Nautical Mile.

Decimeter to Fathom

1 dm = 0.05468066491688539 ftm

1 Decimeter (dm) = 0.05468066491688539 Fathom (ftm)

1 decimeter equals 0.05468066491688539 fathom.

Decimeter to Cable Length

1 dm = 0.0004556722076407116 cable

1 Decimeter (dm) = 0.0004556722076407116 Cable Length (cable)

1 decimeter equals 0.0004556722076407116 Cable Length .

Decimeter to Nautical League

1 dm = 0.000017998560115190787 NL

1 Decimeter (dm) = 0.000017998560115190787 Nautical League (NL)

1 decimeter equals 0.000017998560115190787 Nautical League.

Decimeter to Thou

1 dm = 3937.0078740157483 mil

1 Decimeter (dm) = 3937.0078740157483 Thous (mil)

1 decimeter equals 3937.0078740157483 thous.

Decimeter to Rod

1 dm = 0.019883878151594685 rd

1 Decimeter (dm) = 0.019883878151594685 Rod (rd)

1 decimeter equals 0.019883878151594685 rod.

Decimeter to Chain

1 dm = 0.004970969537898671 ch

1 Decimeter (dm) = 0.004970969537898671 Chain (ch)

1 decimeter equals 0.004970969537898671 chain.

Decimeter to Furlong

1 dm = 0.0004970969537898672 fur

1 Decimeter (dm) = 0.0004970969537898672 Furlong (fur)

1 decimeter equals 0.0004970969537898672 furlong.

Decimeter to Mile

1 dm = 0.0000621371192237334 mi

1 Decimeter (dm) = 0.0000621371192237334 Mile (mi)

1 decimeter equals 0.0000621371192237334 mile.

Decimeter to League

1 dm = 0.0000207123730745778 lea

1 Decimeter (dm) = 0.0000207123730745778 League (lea)

1 decimeter equals 0.0000207123730745778 league.

Convert Megameter to Other Units

Megameter to Inch

1 Mm = 39370078.740157485 in

1 Megameter (Mm) = 39370078.740157485 Inches (in)

1 megameter equals 39370078.740157485 inches.

Megameter to Foot

1 Mm = 3280839.8950131233 ft

1 Megameter (Mm) = 3280839.8950131233 Feet (ft)

1 megameter equals 3280839.8950131233 feet.

Megameter to Feet

1 Mm = 3280839.8950131233 ft

1 Megameter (Mm) = 3280839.8950131233 Feets (ft)

1 megameter equals 3280839.8950131233 feets.

Megameter to Centimeter

1 Mm = 100000000 cm

1 Megameter (Mm) = 100000000 Centimeters (cm)

1 megameter equals 100000000 centimeters.

Megameter to Meter

1 Mm = 1000000 m

1 Megameter (Mm) = 1000000 Meters (m)

1 megameter equals 1000000 meters.

Megameter to Kilometer

1 Mm = 1000 km

1 Megameter (Mm) = 1000 Kilometers (km)

1 megameter equals 1000 kilometers.

Megameter to Millimeter

1 Mm = 1000000000 mm

1 Megameter (Mm) = 1000000000 Millimeters (mm)

1 megameter equals 1000000000 millimeters.

Megameter to Yard

1 Mm = 1093613.2983377078 yd

1 Megameter (Mm) = 1093613.2983377078 Yards (yd)

1 megameter equals 1093613.2983377078 yards.

Megameter to Yoctometer

1 Mm = 1e+30 ym

1 Megameter (Mm) = 1e+30 Yoctometers (ym)

1 megameter equals 1e+30 yoctometers.

Megameter to Zeptometer

1 Mm = 1.0000000000000002e+27 zm

1 Megameter (Mm) = 1.0000000000000002e+27 Zeptometers (zm)

1 megameter equals 1.0000000000000002e+27 zeptometers.

Megameter to Attometer

1 Mm = 1e+24 am

1 Megameter (Mm) = 1e+24 Attometers (am)

1 megameter equals 1e+24 attometers.

Megameter to Femtometer

1 Mm = 999999999999999900000 fm

1 Megameter (Mm) = 999999999999999900000 Femtometers (fm)

1 megameter equals 999999999999999900000 femtometers.

Megameter to Picometer

1 Mm = 1000000000000000000 pm

1 Megameter (Mm) = 1000000000000000000 Picometers (pm)

1 megameter equals 1000000000000000000 picometers.

Megameter to Nanometer

1 Mm = 1000000000000000 nm

1 Megameter (Mm) = 1000000000000000 Nanometers (nm)

1 megameter equals 1000000000000000 nanometers.

Megameter to Micrometer

1 Mm = 1000000000000 µm

1 Megameter (Mm) = 1000000000000 Micrometers (µm)

1 megameter equals 1000000000000 micrometers.

Megameter to Decimeter

1 Mm = 10000000 dm

1 Megameter (Mm) = 10000000 Decimeters (dm)

1 megameter equals 10000000 decimeters.

Megameter to Decameter

1 Mm = 100000 dam

1 Megameter (Mm) = 100000 Decameters (dam)

1 megameter equals 100000 decameters.

Megameter to Hectometer

1 Mm = 10000 hm

1 Megameter (Mm) = 10000 Hectometers (hm)

1 megameter equals 10000 hectometers.

Megameter to Gigameter

1 Mm = 0.001 Gm

1 Megameter (Mm) = 0.001 Gigameter (Gm)

1 megameter equals 0.001 gigameter.

Megameter to Terameter

1 Mm = 0.000001 Tm

1 Megameter (Mm) = 0.000001 Terameter (Tm)

1 megameter equals 0.000001 terameter.

Megameter to Petameter

1 Mm = 1e-9 Pm

1 Megameter (Mm) = 1e-9 Petameter (Pm)

1 megameter equals 1e-9 petameter.

Megameter to Exameter

1 Mm = 1e-12 Em

1 Megameter (Mm) = 1e-12 Exameter (Em)

1 megameter equals 1e-12 exameter.

Megameter to Zettameter

1 Mm = 1e-15 Zm

1 Megameter (Mm) = 1e-15 Zettameter (Zm)

1 megameter equals 1e-15 zettameter.

Megameter to Yottameter

1 Mm = 1e-18 Ym

1 Megameter (Mm) = 1e-18 Yottameter (Ym)

1 megameter equals 1e-18 yottameter.

Megameter to Cubit

1 Mm = 2187226.5966754155 cubit

1 Megameter (Mm) = 2187226.5966754155 Cubits (cubit)

1 megameter equals 2187226.5966754155 cubits.

Megameter to Span

1 Mm = 4374453.193350831 span

1 Megameter (Mm) = 4374453.193350831 Spans (span)

1 megameter equals 4374453.193350831 spans.

Megameter to Hand

1 Mm = 9842519.685039371 hh

1 Megameter (Mm) = 9842519.685039371 Hands (hh)

1 megameter equals 9842519.685039371 hands.

Megameter to Palm

1 Mm = 13123359.580052493 palm

1 Megameter (Mm) = 13123359.580052493 Palms (palm)

1 megameter equals 13123359.580052493 palms.

Megameter to Digit

1 Mm = 52493438.32020997 digit

1 Megameter (Mm) = 52493438.32020997 Digits (digit)

1 megameter equals 52493438.32020997 digits.

Megameter to Link

1 Mm = 4970969.537898672 link

1 Megameter (Mm) = 4970969.537898672 Links (link)

1 megameter equals 4970969.537898672 links.

Megameter to Ell

1 Mm = 874890.6386701663 ell

1 Megameter (Mm) = 874890.6386701663 Ells (ell)

1 megameter equals 874890.6386701663 ells.

Megameter to Barleycorn

1 Mm = 118063754.42739078 barleycorn

1 Megameter (Mm) = 118063754.42739078 Barleycorns (barleycorn)

1 megameter equals 118063754.42739078 barleycorns.

Megameter to Astronomical Unit

1 Mm = 0.000006684587122268446 AU

1 Megameter (Mm) = 0.000006684587122268446 Astronomical Unit (AU)

1 megameter equals 0.000006684587122268446 Astronomicalunit.

Megameter to Light-Second

1 Mm = 0.0033356409519815205 ls

1 Megameter (Mm) = 0.0033356409519815205 Light-Second (ls)

1 megameter equals 0.0033356409519815205 Light-Second.

Megameter to Light-Minute

1 Mm = 0.00005559401586635867 lm

1 Megameter (Mm) = 0.00005559401586635867 Light-Minute (lm)

1 megameter equals 0.00005559401586635867 Light-Minute.

Megameter to Light-Hour

1 Mm = 9.265669309342726e-7 lh

1 Megameter (Mm) = 9.265669309342726e-7 Light-Hour (lh)

1 megameter equals 9.265669309342726e-7 Light-Hour.

Megameter to Light-Day

1 Mm = 3.8606955464537676e-8 ld

1 Megameter (Mm) = 3.8606955464537676e-8 Light-Day (ld)

1 megameter equals 3.8606955464537676e-8 Light-Day.

Megameter to Light-Year

1 Mm = 1.0570008340246154e-10 ly

1 Megameter (Mm) = 1.0570008340246154e-10 Light-Year (ly)

1 megameter equals 1.0570008340246154e-10 Light-Year.

Megameter to Parsec

1 Mm = 3.2407792894443624e-11 pc

1 Megameter (Mm) = 3.2407792894443624e-11 Parsec (pc)

1 megameter equals 3.2407792894443624e-11 Parsec.

Megameter to Kiloparsec

1 Mm = 3.2407792894443624e-14 kpc

1 Megameter (Mm) = 3.2407792894443624e-14 Kiloparsec (kpc)

1 megameter equals 3.2407792894443624e-14 Kiloparsec.

Megameter to Megaparsec

1 Mm = 3.240779289444362e-17 Mpc

1 Megameter (Mm) = 3.240779289444362e-17 Megaparsec (Mpc)

1 megameter equals 3.240779289444362e-17 Megaparsec.

Megameter to Gigaparsec

1 Mm = 3.2407792894443624e-20 Gpc

1 Megameter (Mm) = 3.2407792894443624e-20 Gigaparsec (Gpc)

1 megameter equals 3.2407792894443624e-20 Gigaparsec.

Megameter to Nautical Mile

1 Mm = 539.9568034557235 NM

1 Megameter (Mm) = 539.9568034557235 Nautical Miles (NM)

1 megameter equals 539.9568034557235 Nautical Miles.

Megameter to Fathom

1 Mm = 546806.6491688539 ftm

1 Megameter (Mm) = 546806.6491688539 Fathoms (ftm)

1 megameter equals 546806.6491688539 fathoms.

Megameter to Cable Length

1 Mm = 4556.722076407116 cable

1 Megameter (Mm) = 4556.722076407116 Cable Lengths (cable)

1 megameter equals 4556.722076407116 Cable Length s.

Megameter to Nautical League

1 Mm = 179.98560115190784 NL

1 Megameter (Mm) = 179.98560115190784 Nautical Leagues (NL)

1 megameter equals 179.98560115190784 Nautical Leagues.

Megameter to Thou

1 Mm = 39370078740.15748 mil

1 Megameter (Mm) = 39370078740.15748 Thous (mil)

1 megameter equals 39370078740.15748 thous.

Megameter to Rod

1 Mm = 198838.78151594684 rd

1 Megameter (Mm) = 198838.78151594684 Rods (rd)

1 megameter equals 198838.78151594684 rods.

Megameter to Chain

1 Mm = 49709.69537898671 ch

1 Megameter (Mm) = 49709.69537898671 Chains (ch)

1 megameter equals 49709.69537898671 chains.

Megameter to Furlong

1 Mm = 4970.969537898672 fur

1 Megameter (Mm) = 4970.969537898672 Furlongs (fur)

1 megameter equals 4970.969537898672 furlongs.

Megameter to Mile

1 Mm = 621.371192237334 mi

1 Megameter (Mm) = 621.371192237334 Miles (mi)

1 megameter equals 621.371192237334 miles.

Megameter to League

1 Mm = 207.12373074577798 lea

1 Megameter (Mm) = 207.12373074577798 Leagues (lea)

1 megameter equals 207.12373074577798 leagues.