This calculator allows you to convert from Barrel (oil) to Gallon (US) and in a reverse direction. To convert from Barrel (oil) to Gallon (US), enter the amount of Barrel (oil) into the first input and to convert from Gallon (US) to Barrel (oil), enter the amount of Gallon (US) into the second input.
500000 Barrel (oil) = 21000000 Gallon (US)
Barrel (oil) to Cubic meter | Barrel (oil) to Liter | Barrel (oil) to Cubic centimeter | Barrel (oil) to Cubic foot | Barrel (oil) to Cubic inch | Barrel (oil) to Milliliter | Barrel (oil) to Cubic yard | Barrel (oil) to Microliter |500000 Barrel (oil) equal 21000000 Gallon (US).
Every 1 Barrel (oil) = 42 Gallon (US) and so, 500000 Barrel (oil) = 500000 multiplied by 42 = 21000000 Gallon (US).
What is gallon?
The gallon is an important unit of volume. It is used in both the US customary units and the British imperial systems of measurement. An important thing to notice is that the size of gallon differs between different systems.
There are main 3 sizes of gallon:
| 499990 Barrel (oil) = 20999580 Gallon (US) |
| 499991 Barrel (oil) = 20999622 Gallon (US) |
| 499992 Barrel (oil) = 20999664 Gallon (US) |
| 499993 Barrel (oil) = 20999706 Gallon (US) |
| 499994 Barrel (oil) = 20999748 Gallon (US) |
| 499995 Barrel (oil) = 20999790 Gallon (US) |
| 499996 Barrel (oil) = 20999832 Gallon (US) |
| 499997 Barrel (oil) = 20999874 Gallon (US) |
| 499998 Barrel (oil) = 20999916 Gallon (US) |
| 499999 Barrel (oil) = 20999958 Gallon (US) |
| 500000 Barrel (oil) = 21000000 Gallon (US) |
| 500001 Barrel (oil) = 21000042 Gallon (US) |
| 500002 Barrel (oil) = 21000084 Gallon (US) |
| 500003 Barrel (oil) = 21000126 Gallon (US) |
| 500004 Barrel (oil) = 21000168 Gallon (US) |
| 500005 Barrel (oil) = 21000210 Gallon (US) |
| 500006 Barrel (oil) = 21000252 Gallon (US) |
| 500007 Barrel (oil) = 21000294 Gallon (US) |
| 500008 Barrel (oil) = 21000336 Gallon (US) |
| 500009 Barrel (oil) = 21000378 Gallon (US) |
| 500010 Barrel (oil) = 21000420 Gallon (US) |
