Micronewton is 0.000001 newton units.
Micronewtons to Femtonewtons Converter — uN to fN
Convert Micronewton (uN) to Femtonewton (fN) using the exact conversion factor (1 micronewton = 1,000,000,000 femtonewton). See the formula, worked examples, and conversion table.
Micronewtons to Femtonewtons converter
Converter
Engineering Converter
Convert common stress, force, torque, power, and energy units used in engineering.
Context values
Some unit families need one extra value for a physically accurate result.
Femtonewton is 1e-15 newton units.
Result = input x 1e-6 / 1e-15.
Force units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Micronewtons to Femtonewtons
Micronewton and Femtonewton both measure a quantity used in structural or mechanical engineering — commonly stress, pressure, force, torque, power, or energy — where converting between the unit conventions used in different regions, industries, or equipment specifications is a routine part of design work. Specifically: Micronewton is 0.000001 newton units, and femtonewton is 1e-15 newton units.
Formula
femtonewtons = micronewtons × 1000000000
This factor comes from each unit's defined relationship to the category's base unit: 1 micronewton equals 0.000001 base units, and 1 femtonewton equals 1e-15 base units, so dividing one by the other gives the direct micronewton-to-femtonewton factor of 1000000000.
Simple example
1 uN × 1000000000 = 1,000,000,000 fN
1 micronewton = 1,000,000,000 femtonewtons.
Real-world example
100 uN × 1000000000 = 100,000,000,000 fN
100 micronewtons = 100,000,000,000 femtonewtons.
Conversion table
| Micronewton (uN) | Femtonewton (fN) |
|---|---|
| 1 uN | 1,000,000,000 fN |
| 10 uN | 10,000,000,000 fN |
| 50 uN | 50,000,000,000 fN |
| 100 uN | 100,000,000,000 fN |
| 500 uN | 500,000,000,000 fN |
| 1,000 uN | 1e+12 fN |
Reverse conversion: Femtonewton to Micronewton
1 fN × 1e-9 = 1e-9 uN
1 femtonewton = 1e-9 micronewtons.
micronewtons = femtonewtons × 1e-9
For a page dedicated to this direction, see Femtonewton to Micronewton.
Understanding the Micronewton (uN)
Micronewton is 0.000001 newton units.
Understanding the Femtonewton (fN)
Femtonewton is 1e-15 newton units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many femtonewtons are in 1 micronewton?
1 micronewton equals 1,000,000,000 femtonewtons, using the exact defined conversion factor rather than an estimate.
How do I convert micronewton to femtonewton?
Multiply the micronewton value by 1000000000. The converter above does this instantly to whatever precision you set.
How do I convert femtonewton back to micronewton?
Use the reverse factor: 1 femtonewton equals 1e-9 micronewtons. You can also use the swap control in the converter above to flip the direction instantly.
What is a micronewton?
Micronewton (uN) is a unit of engineering.
What is a femtonewton?
Femtonewton (fN) is a unit of engineering.
Is the micronewton to femtonewton conversion exact?
Yes. Both micronewton and femtonewton are defined by fixed standards rather than physical artifacts, so the factor of 1000000000 used above is exact to as many digits as you choose to display.
Why do engineering unit conventions vary so much by region and industry?
Pressure, force, and stress can be expressed in metric (pascal, newton), US customary (psi, pound-force), or older and industry-specific units (atmosphere, torr, kip) depending on the country, industry, and even the equipment manufacturer, which is why engineers routinely need to convert between them when working across specs from different sources.