About the Units
millimeter (mm)
A tiny length unit equal to 0.001 meters, used in precision engineering.
gigameter (Gm)
A length unit equal to 10^9 meters.
Common Conversions
- 1 mm = 1e-12 Gm
- 999999900000.0 mm = 1 Gm
Convert from millimeters to gigameters
Conversion Information
To convert from millimeters to gigameters, multiply by 1e-12
1 mm = 1e-12 Gm