How many mm in 1 femtometer?
The answer is 1.0E-12.
We assume you are converting between millimetre and femtometre.
You can view more details on each measurement unit: mm or
femtometer
The SI base unit for length is the metre.
1 metre is equal to 1000 mm, 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 millimetres and femtometers.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of mm to femtometer

1 mm to femtometer = 1000000000000 femtometer

2 mm to femtometer = 2000000000000 femtometer

3 mm to femtometer = 3000000000000 femtometer

4 mm to femtometer = 4000000000000 femtometer

5 mm to femtometer = 5000000000000 femtometer

6 mm to femtometer = 6000000000000 femtometer

7 mm to femtometer = 7000000000000 femtometer

8 mm to femtometer = 8000000000000 femtometer

9 mm to femtometer = 9000000000000 femtometer

10 mm to femtometer = 10000000000000 femtometer

››Want other units?

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

A millimetre (American spelling: millimeter, symbol mm) is one thousandth of a metre, which is the International System of Units (SI) base unit of length. The millimetre is part of a metric system. A corresponding unit of area is the square millimetre and a corresponding unit of volume is the cubic millimetre.

››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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