About the Units
zeptogram (zg)
A unit of mass equal to 10^-21 grams or 10^-24 kilograms.
megagram (Mg)
A unit of mass equal to 10^6 grams or 1000 kilograms, equivalent to a metric ton.
Common Conversions
- 1 zg = 9.999999e-28 Mg
- 1.00000006e27 zg = 1 Mg