About the Units
gigameter (Gm)
A length unit equal to 10^9 meters.
femtometer (fm)
An ultra-small length unit used in nuclear and particle physics.
Common Conversions
- 1 Gm = 1e24 fm
- 1e-24 Gm = 1 fm
Convert from gigameters to femtometers
Conversion Information
To convert from gigameters to femtometers, multiply by 1e24
1 Gm = 1e24 fm