## ››Convert gigagram to gigatonne

 gigagram gigatonne

How many gigagram in 1 gigatonne? The answer is 1000000.
We assume you are converting between gigagram and gigatonne.
You can view more details on each measurement unit:
gigagram or gigatonne
The SI base unit for mass is the kilogram.
1 kilogram is equal to 1.0E-6 gigagram, or 1.0E-12 gigatonne.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between gigagrams and gigatonnes.
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## ››Definition: Gigagram

The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.

So 1 gigagram = 109 grams-force.

## ››Definition: Gigatonne

The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.

So 1 gigatonne = 109 tonnes.

The definition of a tonne is as follows:

A tonne (also called metric ton) is a non-SI unit of mass, accepted for use with SI, defined as: 1 tonne = 1000 kg (= 106 g).

## ››Metric conversions and more

ConvertUnits.com provides an online conversion calculator for all types of measurement units. You can find metric conversion tables for SI units, as well as English units, currency, and other data. Type in unit symbols, abbreviations, or full names for units of length, area, mass, pressure, and other types. Examples include mm, inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm, metres squared, grams, moles, feet per second, and many more!