Cubic metric volume unit.
Cubic Nanometers to Cubic Femtometers Converter — nm3 to fm3
Convert Cubic Nanometer (nm3) to Cubic Femtometer (fm3) using the exact conversion factor (1 cubic nanometer = 1e+18 cubic femtometer). See the formula, worked examples, and conversion table.
Cubic Nanometers 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 1e-27 / 1e-45.
Volume uses the cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Cubic Nanometers to Cubic Femtometers
Cubic Nanometer 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. Both are cubic metric volume unit units.
Formula
cubic femtometers = cubic nanometers × 1e+18
This factor comes from each unit's defined relationship to the category's base unit: 1 cubic nanometer equals 1e-27 base units, and 1 cubic femtometer equals 1e-45 base units, so dividing one by the other gives the direct cubic nanometer-to-cubic femtometer factor of 1e+18.
Simple example
1 nm3 × 1e+18 = 1e+18 fm3
1 cubic nanometer = 1e+18 cubic femtometers.
Real-world example
10 nm3 × 1e+18 = 1e+19 fm3
10 cubic nanometers = 1e+19 cubic femtometers.
Conversion table
| Cubic Nanometer (nm3) | Cubic Femtometer (fm3) |
|---|---|
| 1 nm3 | 1e+18 fm3 |
| 5 nm3 | 5e+18 fm3 |
| 10 nm3 | 1e+19 fm3 |
| 25 nm3 | 2.5e+19 fm3 |
| 50 nm3 | 5e+19 fm3 |
| 100 nm3 | 1e+20 fm3 |
Reverse conversion: Cubic Femtometer to Cubic Nanometer
1e+18 fm3 × 1e-18 = 1 nm3
1e+18 cubic femtometers = 1 cubic nanometer.
cubic nanometers = cubic femtometers × 1e-18
For a page dedicated to this direction, see Cubic Femtometer to Cubic Nanometer.
Understanding the Cubic Nanometer (nm3)
Cubic metric volume unit.
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 cubic nanometer?
1 cubic nanometer equals 1e+18 cubic femtometers, using the exact defined conversion factor rather than an estimate.
How do I convert cubic nanometer to cubic femtometer?
Multiply the cubic nanometer value by 1e+18. The converter above does this instantly to whatever precision you set.
How do I convert cubic femtometer back to cubic nanometer?
Use the reverse factor: 1 cubic femtometer equals 1e-18 cubic nanometers. You can also use the swap control in the converter above to flip the direction instantly.
What is a cubic nanometer?
Cubic Nanometer (nm3) is a unit of volume.
What is a cubic femtometer?
Cubic Femtometer (fm3) is a unit of volume.
Is the cubic nanometer to cubic femtometer conversion exact?
Yes. Both cubic nanometer and cubic femtometer are defined by fixed standards rather than physical artifacts, so the factor of 1e+18 used above is exact to as many digits as you choose to display.