About the Units
Imperial gallon (gal (UK))
The British imperial gallon, larger than the US gallon.
Learn more about Imperial gallons
cubic gigameter (Gm³)
A volume unit equal to 10^27 cubic meters.
Common Conversions
- 1 gal (UK) = 4.54609e-30 Gm³
- 2.1996925e29 gal (UK) = 1 Gm³