About the Units
cubic kilometer (km³)
A large volume unit equal to 10^9 cubic meters, used in geological and geographical measurements.
Learn more about cubic kilometers
cubic hectometer (hm³)
A volume unit equal to 10^6 cubic meters.
Common Conversions
- 1 km³ = 1000.0 hm³
- 0.001 km³ = 1 hm³