4 J to Mj conversion

Joules to Megajoules

Convert joules to megajoules for high-value energy measurements.

Unit Converter

How many Megajoules in a Joule

One joule is equal to 0.000001 megajoules:

1J = 1 / 1,000,000 = 0.000001MJ

Joules to Megajoules Conversion Table

Joules (J)Megajoules (MJ)
1 J0.000001 MJ
2 J0.000002 MJ
3 J0.000003 MJ
4 J0.000004 MJ
5 J0.000005 MJ
6 J0.000006 MJ
7 J0.000007 MJ
8 J0.000008 MJ
9 J0.000009 MJ
10 J0.00001 MJ
20 J0.00002 MJ
30 J0.00003 MJ
40 J0.00004 MJ
50 J0.00005 MJ
60 J0.00006 MJ
70 J0.00007 MJ
80 J0.00008 MJ
90 J0.00009 MJ
100 J0.0001 MJ

Common Use Cases

High-Energy Physics

Convert joules to megajoules for expressing large amounts of energy in particle accelerators and fusion research.

Industrial Processes

Convert energy consumption from joules to megajoules for large-scale industrial machinery and manufacturing processes.

Power Generation

Convert energy output from joules to megajoules for power plant and electricity grid calculations.