How many carat [metric] in 1 megatonne?
The answer is 5000000000000.
We assume you are converting between carat [metric] and megatonne.
You can view more details on each measurement unit: carat [metric] or
megatonne
The SI base unit for mass is the kilogram.
1 kilogram is equal to 5000 carat [metric], 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 carats and megatonnes.
Type in your own numbers in the form to convert the units!

Carat (mass) is a unit of mass for gems. It is equal to 0.2 gram. In the United States, carat almost exclusively means the unit of mass.

››Definition: Megatonne

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).

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