About the Units
zettagram (Zg)
A unit of mass equal to 10^21 grams or 10^18 kilograms.
gram (g)
A unit of mass equal to 0.001 kilograms.
Common Conversions
- 1 Zg = 1e21 g
- 1e-21 Zg = 1 g
Convert from zettagrams to grams
Conversion Information
To convert from zettagrams to grams, multiply by 1e21
1 Zg = 1e21 g