Joules to Megajoules Converter
1 Joule = 0.000001 Megajoules
J
MJ
1 J = 0.000001 MJ. To convert joules to megajoules, multiply by 0.000001; to convert back, multiply by 1,000,000.
Conversion formula
1 J = 0.000001 MJ
To convert from Joules to Megajoules, multiply the value in joules by 0.000001.
| Joules (J) | Megajoules (MJ) |
|---|---|
| 0.001 | 1e-9 |
| 0.01 | 1e-8 |
| 0.1 | 1e-7 |
| 1 | 0.000001 |
| 2 | 0.000002 |
| 5 | 0.000005 |
| 10 | 0.00001 |
| 25 | 0.000025 |
| 50 | 0.00005 |
| 100 | 0.0001 |
| 250 | 0.00025 |
| 500 | 0.0005 |
| 1000 | 0.001 |
1 joule in every energy unit
| Kilojoules | 0.001 kJ |
| Megajoules | 0.000001 MJ |
| Calories | 0.239006 cal |
| Kilocalories | 0.000239006 kcal |
| Watt-hours | 0.000277778 Wh |
| Kilowatt-hours | 2.77778e-7 kWh |
| British Thermal Units | 0.000947817 BTU |
Frequently Asked Questions
How many megajoules are in 1 joule?
1 joule equals 0.000001 megajoules. So 10 joules are 0.00001 megajoules and 100 joules are 0.0001 megajoules.
How do I convert joules to megajoules by hand?
Multiply the number of joules by 0.000001. To go the other way, multiply megajoules by 1,000,000 (or divide by 0.000001).
How many joules are in 1 megajoule?
1 megajoule equals 1,000,000 joules.