Convert megajoules to joules
MJ
1 megajoule =
1000000 joules
* exact result
Select how many decimal places the result will be rounded to:
How to convert megajoules to joules
To convert megajoules to joules, multiply a megajoules value by 1000000.
Formula J = MJ × 1000000
Example: Convert 10 megajoules to joules Calculations: 10 MJ × 1000000 = 10000000 J
Megajoule (MJ)
The megajoule is a unit of energy, defined as 1000000 joules. One megajoule is approximately equal to 0.278 kilowatt-hours.
Joule (J)
The joule is the universal unit of energy, defined as the amount of energy transferred when a force of one newton moves an object one meter in the direction of the force. One joule is approximately equal to 0.000000278 kilowatt-hours.