An oil barrel is 42 US gallons.
Oil barrels to Cubic Femtometers Converter — bbl to fm3
Convert Oil barrel (bbl) to Cubic Femtometer (fm3) using the exact conversion factor (1 oil barrel = 1.589873e+44 cubic femtometer). See the formula, worked examples, and conversion table.
Oil barrels to Cubic Femtometers converter
Converter
Volume Converter
Convert metric, US customary, imperial, cooking, dry, and industrial volume units.
Context values
Some unit families need one extra value for a physically accurate result.
Cubic metric volume unit.
Result = input x 0.1589872949 / 1e-45.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Oil barrels to Cubic Femtometers
Oil barrel and Cubic Femtometer appear side by side at fuel pumps and on beverage labels, since the US measures liquids in gallons while most of the world uses liters. Specifically: An oil barrel is 42 US gallons, and cubic metric volume unit.
Formula
cubic femtometers = oil barrels × 1.589873e+44
This factor comes from each unit's defined relationship to the category's base unit: 1 oil barrel equals 0.158987294928 base units, and 1 cubic femtometer equals 1e-45 base units, so dividing one by the other gives the direct oil barrel-to-cubic femtometer factor of 1.589873e+44.
Simple example
1 bbl × 1.589873e+44 = 1.589873e+44 fm3
1 oil barrel = 1.589873e+44 cubic femtometers.
Real-world example
10 bbl × 1.589873e+44 = 1.589873e+45 fm3
10 oil barrels = 1.589873e+45 cubic femtometers.
Conversion table
| Oil barrel (bbl) | Cubic Femtometer (fm3) |
|---|---|
| 1 bbl | 1.589873e+44 fm3 |
| 5 bbl | 7.949365e+44 fm3 |
| 10 bbl | 1.589873e+45 fm3 |
| 25 bbl | 3.974682e+45 fm3 |
| 50 bbl | 7.949365e+45 fm3 |
| 100 bbl | 1.589873e+46 fm3 |
Reverse conversion: Cubic Femtometer to Oil barrel
1.589873e+44 fm3 × 6.289811e-45 = 1.000000032 bbl
1.589873e+44 cubic femtometers = 1.000000032 oil barrels.
oil barrels = cubic femtometers × 6.289811e-45
For a page dedicated to this direction, see Cubic Femtometer to Oil barrel.
Understanding the Oil barrel (bbl)
An oil barrel is 42 US gallons.
Understanding the Cubic Femtometer (fm3)
Cubic metric volume unit.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many cubic femtometers are in 1 oil barrel?
1 oil barrel equals 1.589873e+44 cubic femtometers, using the exact defined conversion factor rather than an estimate.
How do I convert oil barrel to cubic femtometer?
Multiply the oil barrel value by 1.589873e+44. The converter above does this instantly to whatever precision you set.
How do I convert cubic femtometer back to oil barrel?
Use the reverse factor: 1 cubic femtometer equals 6.289811e-45 oil barrels. You can also use the swap control in the converter above to flip the direction instantly.
What is a oil barrel?
Oil barrel (bbl) is a unit of volume.
What is a cubic femtometer?
Cubic Femtometer (fm3) is a unit of volume.
Is the oil barrel to cubic femtometer conversion exact?
Yes. Both oil barrel and cubic femtometer are defined by fixed standards rather than physical artifacts, so the factor of 1.589873e+44 used above is exact to as many digits as you choose to display.