Petanewton is 1000000000000000 newton units.
Petanewtons to Exanewtons Converter — PN to EN
Convert Petanewton (PN) to Exanewton (EN) using the exact conversion factor (1 petanewton = 0.001 exanewton). See the formula, worked examples, and conversion table.
Petanewtons to Exanewtons 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.
Exanewton is 1000000000000000000 newton units.
Result = input x 1e+15 / 1e+18.
Force units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Petanewtons to Exanewtons
Petanewton and Exanewton 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 exanewton is 1000000000000000000 newton units.
Formula
exanewtons = petanewtons × 0.001
This factor comes from each unit's defined relationship to the category's base unit: 1 petanewton equals 1e+15 base units, and 1 exanewton equals 1e+18 base units, so dividing one by the other gives the direct petanewton-to-exanewton factor of 0.001.
Simple example
1 PN × 0.001 = 0.001 EN
1 petanewton = 0.001 exanewtons.
Real-world example
100 PN × 0.001 = 0.1 EN
100 petanewtons = 0.1 exanewtons.
Conversion table
| Petanewton (PN) | Exanewton (EN) |
|---|---|
| 1 PN | 0.001 EN |
| 10 PN | 0.01 EN |
| 50 PN | 0.05 EN |
| 100 PN | 0.1 EN |
| 500 PN | 0.5 EN |
| 1,000 PN | 1 EN |
Reverse conversion: Exanewton to Petanewton
0.001 EN × 1000 = 1 PN
0.001 exanewtons = 1 petanewton.
petanewtons = exanewtons × 1000
For a page dedicated to this direction, see Exanewton to Petanewton.
Understanding the Petanewton (PN)
Petanewton is 1000000000000000 newton units.
Understanding the Exanewton (EN)
Exanewton is 1000000000000000000 newton units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many exanewtons are in 1 petanewton?
1 petanewton equals 0.001 exanewtons, using the exact defined conversion factor rather than an estimate.
How do I convert petanewton to exanewton?
Multiply the petanewton value by 0.001. The converter above does this instantly to whatever precision you set.
How do I convert exanewton back to petanewton?
Use the reverse factor: 1 exanewton equals 1,000 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 exanewton?
Exanewton (EN) is a unit of engineering.
Is the petanewton to exanewton conversion exact?
Yes. Both petanewton and exanewton are defined by fixed standards rather than physical artifacts, so the factor of 0.001 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.