A dyne is a CGS force unit.
Dynes to Zeptonewtons Converter — dyn to zN
Convert Dyne (dyn) to Zeptonewton (zN) using the exact conversion factor (1 dyne = 1e+16 zeptonewton). See the formula, worked examples, and conversion table.
Dynes to Zeptonewtons converter
Converter
Force Converter
Convert newtons, dynes, pound-force, kilogram-force, kips, and ounce-force.
Context values
Some unit families need one extra value for a physically accurate result.
Zeptonewton is 1e-21 newton units.
Result = input x 1e-5 / 1e-21.
Force uses the newton as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Dynes to Zeptonewtons
Dyne and Zeptonewton both measure force, and the conversion matters whenever an SI-trained engineer needs to compare notes with a US-trained one, or vice versa. Specifically: A dyne is a CGS force unit, and zeptonewton is 1e-21 newton units.
Formula
zeptonewtons = dynes × 1e+16
This factor comes from each unit's defined relationship to the category's base unit: 1 dyne equals 0.00001 base units, and 1 zeptonewton equals 1e-21 base units, so dividing one by the other gives the direct dyne-to-zeptonewton factor of 1e+16.
Simple example
1 dyn × 1e+16 = 1e+16 zN
1 dyne = 1e+16 zeptonewtons.
Real-world example
10 dyn × 1e+16 = 1e+17 zN
10 dynes = 1e+17 zeptonewtons.
Conversion table
| Dyne (dyn) | Zeptonewton (zN) |
|---|---|
| 1 dyn | 1e+16 zN |
| 5 dyn | 5e+16 zN |
| 10 dyn | 1e+17 zN |
| 50 dyn | 5e+17 zN |
| 100 dyn | 1e+18 zN |
| 1,000 dyn | 1e+19 zN |
Reverse conversion: Zeptonewton to Dyne
1e+16 zN × 1e-16 = 1 dyn
1e+16 zeptonewtons = 1 dynes.
dynes = zeptonewtons × 1e-16
For a page dedicated to this direction, see Zeptonewton to Dyne.
Understanding the Dyne (dyn)
A dyne is a CGS force unit.
Understanding the Zeptonewton (zN)
Zeptonewton is 1e-21 newton units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many zeptonewtons are in 1 dyne?
1 dyne equals 1e+16 zeptonewtons, using the exact defined conversion factor rather than an estimate.
How do I convert dyne to zeptonewton?
Multiply the dyne value by 1e+16. The converter above does this instantly to whatever precision you set.
How do I convert zeptonewton back to dyne?
Use the reverse factor: 1 zeptonewton equals 1e-16 dynes. You can also use the swap control in the converter above to flip the direction instantly.
What is a dyne?
Dyne (dyn) is a unit of force.
What is a zeptonewton?
Zeptonewton (zN) is a unit of force.
Is the dyne to zeptonewton conversion exact?
Yes. Both dyne and zeptonewton are defined by fixed standards rather than physical artifacts, so the factor of 1e+16 used above is exact to as many digits as you choose to display.