Convert from grains to gigagrams

Conversion Information

To convert from grains to gigagrams, multiply by 6.479891e-11

1 gr = 6.479891e-11 Gg

Converter

About the Units

grain (gr)

A unit of mass equal to 64.79891 milligrams, originally based on the weight of a grain of barley.

Learn more about grains

gigagram (Gg)

A unit of mass equal to 10^9 grams or 10^6 kilograms.

Common Conversions

  • 1 gr = 6.479891e-11 Gg
  • 15432359000.0 gr = 1 Gg