About the Units
yoctometer (ym)
The smallest theoretically conceived length unit.
zettameter (Zm)
A massive length unit equal to 10^21 meters.
Common Conversions
- 1 ym = 1e-45 Zm
- 3.4028237e38 ym = 1 Zm
Convert from yoctometers to zettameters
Conversion Information
To convert from yoctometers to zettameters, multiply by 1e-45
1 ym = 1e-45 Zm