How many megagram in 1 gigatonne?
The answer is 1000000000.
We assume you are converting between megagram and gigatonne.
You can view more details on each measurement unit: megagram or
gigatonne
The SI base unit for mass is the kilogram.
1 kilogram is equal to 0.001 megagram, 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 megagrams and gigatonnes.
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The SI prefix "mega" represents a factor of
10^{6}, or in exponential notation, 1E6.

So 1 megagram = 10^{6} grams-force.

››Definition: Gigatonne

The SI prefix "giga" represents a factor of
10^{9}, or in exponential notation, 1E9.

So 1 gigatonne = 10^{9} 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 (= 10^{6} g).

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