Kilocalories to Megajoules
Convert kcal to MJ. 1 kilocalorie = 0.004184 MJ, and 1 megajoule = 239.005736138 kcal.
Formula Multiply the value in kilocalories by 0.004184. Kilocalories to Megajoules table
1 kilocalorie in every unit
| Joules | 4,184 | J |
|---|---|---|
| Kilojoules | 4.184 | kJ |
| Megajoules | 0.004184 | MJ |
| Calories | 1,000 | cal |
| Watt-hours | 1.16222222222 | Wh |
| Kilowatt-hours | 0.001162222222 | kWh |
| British thermal units | 3.96566683139 | BTU |
| Foot-pounds | 3,085.96003258 | ft·lbf |
| Electronvolts | 2.611447e+22 | eV |
Food labels write kilocalories (kcal) as "Calories". Calories here are thermochemical: 1 cal = 4.184 J.
How to convert kilocalories to megajoules
Multiply the value in kilocalories by 0.004184.
For example, 10 kcal = 0.04184 MJ, and 10 MJ = 2,390.05736138 kcal.
Frequently asked questions
How many megajoules are in one kilocalorie?
1 kilocalorie = 0.004184 MJ.
What is 10 kcal in MJ?
10 kcal = 0.04184 MJ.
How do I convert MJ back to kcal?
Multiply the value in megajoules by 239.005736138. 1 megajoule = 239.005736138 kcal.
Kilocalories to Megajoules table
| Kilocalories (kcal) | Megajoules (MJ) |
|---|---|
| 0.1 | 0.0004184 |
| 0.5 | 0.002092 |
| 1 | 0.004184 |
| 2 | 0.008368 |
| 3 | 0.012552 |
| 4 | 0.016736 |
| 5 | 0.02092 |
| 6 | 0.025104 |
| 7 | 0.029288 |
| 8 | 0.033472 |
| 9 | 0.037656 |
| 10 | 0.04184 |
| 15 | 0.06276 |
| 20 | 0.08368 |
| 25 | 0.1046 |
| 30 | 0.12552 |
| 50 | 0.2092 |
| 75 | 0.3138 |
| 100 | 0.4184 |
| 250 | 1.046 |
| 500 | 2.092 |
| 1,000 | 4.184 |
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