Calories to Megajoules Converter
1 Calorie = 0.000004184 Megajoules
cal
MJ
1 cal = 0.000004184 MJ. To convert calories to megajoules, multiply by 0.000004184; to convert back, multiply by 239,006.
Conversion formula
1 cal = 0.000004184 MJ
To convert from Calories to Megajoules, multiply the value in calories by 0.000004184.
| Calories (cal) | Megajoules (MJ) |
|---|---|
| 0.001 | 4.184e-9 |
| 0.01 | 4.184e-8 |
| 0.1 | 4.184e-7 |
| 1 | 0.000004184 |
| 2 | 0.000008368 |
| 5 | 0.00002092 |
| 10 | 0.00004184 |
| 25 | 0.0001046 |
| 50 | 0.0002092 |
| 100 | 0.0004184 |
| 250 | 0.001046 |
| 500 | 0.002092 |
| 1000 | 0.004184 |
1 calorie in every energy unit
| Joules | 4.184 J |
| Kilojoules | 0.004184 kJ |
| Megajoules | 0.000004184 MJ |
| Kilocalories | 0.001 kcal |
| Watt-hours | 0.00116222 Wh |
| Kilowatt-hours | 0.00000116222 kWh |
| British Thermal Units | 0.00396567 BTU |
Frequently Asked Questions
How many megajoules are in 1 calorie?
1 calorie equals 0.000004184 megajoules. So 10 calories are 0.00004184 megajoules and 100 calories are 0.0004184 megajoules.
How do I convert calories to megajoules by hand?
Multiply the number of calories by 0.000004184. To go the other way, multiply megajoules by 239,006 (or divide by 0.000004184).
How many calories are in 1 megajoule?
1 megajoule equals 239,006 calories.