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