About the Units
megameter (Mm)
A length unit equal to 10^6 meters.
millimeter (mm)
A tiny length unit equal to 0.001 meters, used in precision engineering.
Common Conversions
- 1 Mm = 999999940.0 mm
- 1.0000001e-9 Mm = 1 mm
Convert from megameters to millimeters
Conversion Information
To convert from megameters to millimeters, multiply by 999999940.0
1 Mm = 999999940.0 mm