Calories to Megajoules
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cal
mj
Quick reference
| Calories (cal) | Megajoules (mj) |
|---|
Formula
Megajoules = calories × 0.000004184
Multiply the calories value by 0.000004184 to get megajoules. To reverse — divide megajoules by 0.000004184 to get calories.
About this conversion
The calorie (cal) is the energy needed to raise 1 gram of water by 1°C, equal to approximately 4.184 joules. Learn more →
The megajoule (MJ) equals 1,000,000 joules, used in energy production and large-scale engineering. Learn more →
Source: NIST International Reference