How many megatonne in 1 tonne?
The answer is 1.0E-6.
We assume you are converting between megatonne and metric ton.
You can view more details on each measurement unit: megatonne or
tonne
The SI base unit for mass is the kilogram.
1 kilogram is equal to 1.0E-9 megatonne, or 0.001 tonne.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between megatonnes and metric tons.
Type in your own numbers in the form to convert the units!

››Quick conversion chart of megatonne to tonne

1 megatonne to tonne = 1000000 tonne

2 megatonne to tonne = 2000000 tonne

3 megatonne to tonne = 3000000 tonne

4 megatonne to tonne = 4000000 tonne

5 megatonne to tonne = 5000000 tonne

6 megatonne to tonne = 6000000 tonne

7 megatonne to tonne = 7000000 tonne

8 megatonne to tonne = 8000000 tonne

9 megatonne to tonne = 9000000 tonne

10 megatonne to tonne = 10000000 tonne

››Want other units?

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

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

So 1 megatonne = 10^{6} 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: Metric ton

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).

››Metric conversions and more

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