| Did you mean to convert | gigameter | to | megametre millimetre |
How many gigameter in 1 Mm? The answer is 0.001. We assume you are converting between gigametre and megametre. You can view more details on each measurement unit: gigameter or Mm The SI base unit for length is the metre. 1 metre is equal to 1.0E-9 gigameter, or 1.0E-6 Mm. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between gigameters and megameters. Type in your own numbers in the form to convert the units!
1 gigameter to Mm = 1000 Mm
2 gigameter to Mm = 2000 Mm
3 gigameter to Mm = 3000 Mm
4 gigameter to Mm = 4000 Mm
5 gigameter to Mm = 5000 Mm
6 gigameter to Mm = 6000 Mm
7 gigameter to Mm = 7000 Mm
8 gigameter to Mm = 8000 Mm
9 gigameter to Mm = 9000 Mm
10 gigameter to Mm = 10000 Mm
You can do the reverse unit conversion from Mm to gigameter, or enter any two units below:
A gigametre (American spelling: gigameter, symbol: Gm) is a unit of length equal to 10^9 metres. Its customary equivalent is 621,371 miles.
A megametre (American spelling: megameter, symbol: Mm) is a unit of length equal to 10^6 metres (from the Greek words megas = big and metro = count/measure). Its customary equivalent is 621.37 miles.
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