Petanewton is 1000000000000000 newton units.
Petanewtons to Micronewtons Converter — PN to uN
Convert Petanewton (PN) to Micronewton (uN) using the exact conversion factor (1 petanewton = 1e+21 micronewton). See the formula, worked examples, and conversion table.
Petanewtons to Micronewtons 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.
Micronewton is 0.000001 newton units.
Result = input x 1e+15 / 1e-6.
Force units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Petanewtons to Micronewtons
Petanewton and Micronewton 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: Petanewton is 1000000000000000 newton units, and micronewton is 0.000001 newton units.
Formula
micronewtons = petanewtons × 1e+21
This factor comes from each unit's defined relationship to the category's base unit: 1 petanewton equals 1e+15 base units, and 1 micronewton equals 0.000001 base units, so dividing one by the other gives the direct petanewton-to-micronewton factor of 1e+21.
Simple example
1 PN × 1e+21 = 1e+21 uN
1 petanewton = 1e+21 micronewtons.
Real-world example
100 PN × 1e+21 = 1e+23 uN
100 petanewtons = 1e+23 micronewtons.
Conversion table
| Petanewton (PN) | Micronewton (uN) |
|---|---|
| 1 PN | 1e+21 uN |
| 10 PN | 1e+22 uN |
| 50 PN | 5e+22 uN |
| 100 PN | 1e+23 uN |
| 500 PN | 5e+23 uN |
| 1,000 PN | 1e+24 uN |
Reverse conversion: Micronewton to Petanewton
1e+21 uN × 1e-21 = 1 PN
1e+21 micronewtons = 1 petanewton.
petanewtons = micronewtons × 1e-21
For a page dedicated to this direction, see Micronewton to Petanewton.
Understanding the Petanewton (PN)
Petanewton is 1000000000000000 newton units.
Understanding the Micronewton (uN)
Micronewton is 0.000001 newton units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many micronewtons are in 1 petanewton?
1 petanewton equals 1e+21 micronewtons, using the exact defined conversion factor rather than an estimate.
How do I convert petanewton to micronewton?
Multiply the petanewton value by 1e+21. The converter above does this instantly to whatever precision you set.
How do I convert micronewton back to petanewton?
Use the reverse factor: 1 micronewton equals 1e-21 petanewtons. You can also use the swap control in the converter above to flip the direction instantly.
What is a petanewton?
Petanewton (PN) is a unit of engineering.
What is a micronewton?
Micronewton (uN) is a unit of engineering.
Is the petanewton to micronewton conversion exact?
Yes. Both petanewton and micronewton are defined by fixed standards rather than physical artifacts, so the factor of 1e+21 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.