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Energy
Kilojoules to Kilocalories
Convert kilojoules (kJ) to kilocalories (kcal). Type a value below to see the result update instantly. Reference table and formula included.
Calculator
1 kJ = 0.239006 kcal
Kilojoules to Kilocalories Conversion Table
Common values, ready to copy:
| kilojoules | kilocalories |
|---|---|
| 1 kJ | 0.239006 kcal |
| 2 kJ | 0.478011 kcal |
| 5 kJ | 1.195 kcal |
| 10 kJ | 2.3901 kcal |
| 25 kJ | 5.9751 kcal |
| 50 kJ | 11.9503 kcal |
| 100 kJ | 23.9006 kcal |
| 1,000 kJ | 239.01 kcal |
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Formula
kilocalories = kilojoules × 2.39005736e-1
Energy uses the SI joule. Food calories (kcal) are 1,000 small calories: 1 kcal = 4,184 J. 1 kWh = 3.6 MJ = 3,600,000 J. 1 BTU = 1,055.06 J.
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