How many gigatonne in 1 megagram?
The answer is 1.0E-9.
We assume you are converting between gigatonne and megagram.
You can view more details on each measurement unit: gigatonne or
megagram
The SI base unit for mass is the kilogram.
1 kilogram is equal to 1.0E-12 gigatonne, or 0.001 megagram.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between gigatonnes and megagrams.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of gigatonne to megagram

1 gigatonne to megagram = 1000000000 megagram

2 gigatonne to megagram = 2000000000 megagram

3 gigatonne to megagram = 3000000000 megagram

4 gigatonne to megagram = 4000000000 megagram

5 gigatonne to megagram = 5000000000 megagram

6 gigatonne to megagram = 6000000000 megagram

7 gigatonne to megagram = 7000000000 megagram

8 gigatonne to megagram = 8000000000 megagram

9 gigatonne to megagram = 9000000000 megagram

10 gigatonne to megagram = 10000000000 megagram

››Want other units?

You can do the reverse unit conversion from
megagram to gigatonne, or enter any two units below:

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).

››Definition: Megagram

The SI prefix "mega" represents a factor of
10^{6}, or in exponential notation, 1E6.

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

››Metric conversions and more

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