Megajoules to Millijoules Converter
EngineeringJoules, calories, kilowatt-hours and more.
How to convert Megajoules to Millijoules
Multiply the megajoules value by 1e+9: 1 MJ = 1e+9 mJ. Going the other way, 1 mJ = 1e-9 MJ, so divide by 1e+9 or use the Millijoules to Megajoules converter.
About these units
Megajoules (MJ)
A megajoule is one million joules. A kilowatt-hour is 3.6 MJ, and vehicle fuels contain roughly 30 to 45 MJ per liter or kilogram.
Megajoules to Millijoules conversion table
| Megajoules (MJ) | Millijoules (mJ) |
|---|---|
| 1 MJ | 1e+9 mJ |
| 2 MJ | 2e+9 mJ |
| 3 MJ | 3e+9 mJ |
| 4 MJ | 4e+9 mJ |
| 5 MJ | 5e+9 mJ |
| 10 MJ | 1e+10 mJ |
| 20 MJ | 2e+10 mJ |
| 25 MJ | 2.5e+10 mJ |
| 50 MJ | 5e+10 mJ |
| 100 MJ | 1e+11 mJ |
| 500 MJ | 5e+11 mJ |
| 1,000 MJ | 1e+12 mJ |
More megajoules conversions
- Megajoules to Joules1 MJ = 1e+6 J
- Megajoules to Kilojoules1 MJ = 1,000 kJ
- Megajoules to Gigajoules1 MJ = 0.001 GJ
- Megajoules to Microjoules1 MJ = 1e+12 µJ
- Megajoules to Nanojoules1 MJ = 1e+15 nJ
- Megajoules to Calories1 MJ = 239,006 cal
- Megajoules to Watt Hours1 MJ = 277.778 Wh
- Megajoules to British Thermal Units1 MJ = 947.813 BTU
- Megajoules to Ergs1 MJ = 1e+13 erg
See every unit on the Energy Converter.