How many gigameter in 1 megameter?
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
megameter
The SI base unit for length is the metre.
1 metre is equal to 1.0E-9 gigameter, or 1.0E-6 megameter.
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!

››Quick conversion chart of gigameter to megameter

1 gigameter to megameter = 1000 megameter

2 gigameter to megameter = 2000 megameter

3 gigameter to megameter = 3000 megameter

4 gigameter to megameter = 4000 megameter

5 gigameter to megameter = 5000 megameter

6 gigameter to megameter = 6000 megameter

7 gigameter to megameter = 7000 megameter

8 gigameter to megameter = 8000 megameter

9 gigameter to megameter = 9000 megameter

10 gigameter to megameter = 10000 megameter

››Want other units?

You can do the reverse unit conversion from
megameter 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.

››Definition: Megameter

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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