How many million tonnes in 1 megatonne? The answer is 1. We assume you are converting between million metric tonne and megatonne. You can view more details on each measurement unit: million tonnes or megatonne The SI base unit for mass is the kilogram. 1 kilogram is equal to 1.0E-9 million tonnes, or 1.0E-9 megatonne. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between million tonnes and megatonnes. Type in your own numbers in the form to convert the units!
1 million tonnes to megatonne = 1 megatonne
5 million tonnes to megatonne = 5 megatonne
10 million tonnes to megatonne = 10 megatonne
20 million tonnes to megatonne = 20 megatonne
30 million tonnes to megatonne = 30 megatonne
40 million tonnes to megatonne = 40 megatonne
50 million tonnes to megatonne = 50 megatonne
75 million tonnes to megatonne = 75 megatonne
100 million tonnes to megatonne = 100 megatonne
You can do the reverse unit conversion from megatonne to million tonnes, or enter any two units below:
The SI prefix "mega" represents a factor of 106, or in exponential notation, 1E6.
So 1 megatonne = 106 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).
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