MJ → joule converter

Convert megajoule to joules (Energy)

1 MJ = 1000000 joule · 1 joule = 0.000001 MJ

Common values: 10 MJ 50 MJ 100 MJ 500 MJ 1000 MJ

10 MJ = 10000000 joule

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Megajoule to joules Conversion

1 megajoule (MJ) is equal to 1000000 joules (joule).

1 MJ = 1000000 joule

or

1 joule = 0.000001 MJ

Formula

To convert a energy from megajoule (MJ) to joules (joule), multiply the energy in megajoule by 1000000

e(joule) = e(MJ) × 1000000

Examples:

Convert 10 megajoule to joules:

e(joule) = 10MJ × 1000000 = 10000000 joule

Conversion table

Megajoule (MJ) Joules (joule)
1 MJ 1000000 joule
2 MJ 2000000 joule
3 MJ 3000000 joule
5 MJ 5000000 joule
10 MJ 10000000 joule
20 MJ 20000000 joule
25 MJ 25000000 joule
50 MJ 50000000 joule
100 MJ 100000000 joule
250 MJ 250000000 joule
500 MJ 500000000 joule
1000 MJ 1e9 joule
Joules (joule) Megajoule (MJ)
1 joule 1e-6 MJ
2 joule 2e-6 MJ
3 joule 3e-6 MJ
5 joule 5e-6 MJ
10 joule 1e-5 MJ
20 joule 2e-5 MJ
25 joule 2.5e-5 MJ
50 joule 5e-5 MJ
100 joule 1.0e-4 MJ
250 joule 2.5e-4 MJ
500 joule 5.0e-4 MJ
1000 joule 0.001 MJ

Frequently asked questions

How do I convert megajoule to joules?

Multiply the value in megajoule by 1000000 to get the result in joules. For example, 5 MJ × 1000000 = 5000000 joule.

How many joules are in 1 megajoule?

1 megajoule (MJ) is equal to 1000000 joules (joule).

How do I convert joules back to megajoule?

Use the inverse operation: divide the value in joules by 1000000 to get the result in megajoule.

How accurate is the megajoule to joules conversion?

The converter multiplies by the conversion factor 1000000 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.

Sources

Conversion factors are based on internationally recognised standards:

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