## Convert megametre to femtometre

 megameter femtometer

 Did you mean to convert megameter to femtometre fermi

How many megameter in 1 femtometer? The answer is 1.0E-21.
We assume you are converting between megametre and femtometre.
You can view more details on each measurement unit:
megameter or femtometer
The SI base unit for length is the metre.
1 metre is equal to 1.0E-6 megameter, or 1.0E+15 femtometer.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between megameters and femtometers.
Type in your own numbers in the form to convert the units!

## Quick conversion chart of megameter to femtometer

1 megameter to femtometer = 1.0E+21 femtometer

2 megameter to femtometer = 2.0E+21 femtometer

3 megameter to femtometer = 3.0E+21 femtometer

4 megameter to femtometer = 4.0E+21 femtometer

5 megameter to femtometer = 5.0E+21 femtometer

6 megameter to femtometer = 6.0E+21 femtometer

7 megameter to femtometer = 7.0E+21 femtometer

8 megameter to femtometer = 8.0E+21 femtometer

9 megameter to femtometer = 9.0E+21 femtometer

10 megameter to femtometer = 1.0E+22 femtometer

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You can do the reverse unit conversion from femtometer to megameter, or enter any two units below:

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## 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.

## Definition: Femtometre

The SI prefix "femto" represents a factor of 10-15, or in exponential notation, 1E-15.

So 1 femtometre = 10-15 metre.

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