## ››Convert gigatonne to megagram

 gigatonne megagram

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

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

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## ››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).

## ››Definition: Megagram

The SI prefix "mega" represents a factor of 106, or in exponential notation, 1E6.

So 1 megagram = 106 grams-force.

## ››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!