About the Units
yottagram (Yg)
A unit of mass equal to 10^24 grams or 10^21 kilograms.
grain (gr)
A unit of mass equal to 64.79891 milligrams, originally based on the weight of a grain of barley.
Common Conversions
- 1 Yg = 1.5432359e25 gr
- 6.479891e-26 Yg = 1 gr