Gigagram is 1000000000 gram units.
Gigagrams to Yottagrams Converter — Gg to Yg
Convert Gigagram (Gg) to Yottagram (Yg) using the exact conversion factor (1 gigagram = 1e-15 yottagram). See the formula, worked examples, and conversion table.
Gigagrams to Yottagrams converter
Converter
Mass/Weight Converter
Convert SI mass, imperial weight, jewelry, atomic, and astronomy mass units.
Context values
Some unit families need one extra value for a physically accurate result.
Yottagram is 1e+24 gram units.
Result = input x 1e+6 / 1e+21.
Mass uses the kilogram as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Gigagrams to Yottagrams
Weight conversions between Gigagram and Yottagram come up constantly in everyday commerce, shipping, and cooking, since US packaging is usually labeled in pounds while most of the rest of the world uses kilograms. Specifically: Gigagram is 1000000000 gram units, and yottagram is 1e+24 gram units.
Formula
yottagrams = gigagrams × 1e-15
This factor comes from each unit's defined relationship to the category's base unit: 1 gigagram equals 1000000 base units, and 1 yottagram equals 1e+21 base units, so dividing one by the other gives the direct gigagram-to-yottagram factor of 1e-15.
Simple example
1 Gg × 1e-15 = 1e-15 Yg
1 gigagram = 1e-15 yottagrams.
Real-world example
50 Gg × 1e-15 = 5e-14 Yg
50 gigagrams = 5e-14 yottagrams.
Conversion table
| Gigagram (Gg) | Yottagram (Yg) |
|---|---|
| 1 Gg | 1e-15 Yg |
| 5 Gg | 5e-15 Yg |
| 10 Gg | 1e-14 Yg |
| 25 Gg | 2.5e-14 Yg |
| 50 Gg | 5e-14 Yg |
| 100 Gg | 1e-13 Yg |
Reverse conversion: Yottagram to Gigagram
1e-15 Yg × 1e+15 = 1 Gg
1e-15 yottagrams = 1 gigagrams.
gigagrams = yottagrams × 1e+15
For a page dedicated to this direction, see Yottagram to Gigagram.
Understanding the Gigagram (Gg)
Gigagram is 1000000000 gram units.
Understanding the Yottagram (Yg)
Yottagram is 1e+24 gram units.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many yottagrams are in 1 gigagram?
1 gigagram equals 1e-15 yottagrams, using the exact defined conversion factor rather than an estimate.
How do I convert gigagram to yottagram?
Multiply the gigagram value by 1e-15. The converter above does this instantly to whatever precision you set.
How do I convert yottagram back to gigagram?
Use the reverse factor: 1 yottagram equals 1e+15 gigagrams. You can also use the swap control in the converter above to flip the direction instantly.
What is a gigagram?
Gigagram (Gg) is a unit of mass/weight.
What is a yottagram?
Yottagram (Yg) is a unit of mass/weight.
Is the gigagram to yottagram conversion exact?
Yes. Both gigagram and yottagram are defined by fixed standards rather than physical artifacts, so the factor of 1e-15 used above is exact to as many digits as you choose to display.