Table Of Contents
Joules to kilocalories Conversion
1 joules (joule) is equal to 0.0002390057361 kilocalories (kcal).
1 joule = 0.0002390057361 kcal
or
1 kcal = 4184 joule
Formula
To convert a energy from joules (joule) to kilocalories (kcal), divide the energy in joules by 4184
e(kcal) = e(joule) / 4184
Examples:
Convert 100 joules to kilocalories:
e(kcal) = 100joule / 4184 = 0.02390057361 kcal
Conversion table
| Joules (joule) | Kilocalories (kcal) |
|---|---|
| 1 joule | 2.39006e-4 kcal |
| 2 joule | 4.78011e-4 kcal |
| 3 joule | 7.17017e-4 kcal |
| 5 joule | 0.001195029 kcal |
| 10 joule | 0.002390057 kcal |
| 20 joule | 0.004780115 kcal |
| 25 joule | 0.005975143 kcal |
| 50 joule | 0.011950287 kcal |
| 100 joule | 0.023900574 kcal |
| 250 joule | 0.059751434 kcal |
| 500 joule | 0.119502868 kcal |
| 1000 joule | 0.239005736 kcal |
| Kilocalories (kcal) | Joules (joule) |
|---|---|
| 1 kcal | 4184 joule |
| 2 kcal | 8368 joule |
| 3 kcal | 12552 joule |
| 5 kcal | 20920 joule |
| 10 kcal | 41840 joule |
| 20 kcal | 83680 joule |
| 25 kcal | 104600 joule |
| 50 kcal | 209200 joule |
| 100 kcal | 418400 joule |
| 250 kcal | 1046000 joule |
| 500 kcal | 2092000 joule |
| 1000 kcal | 4184000 joule |
Frequently asked questions
How do I convert joules to kilocalories?
Divide the value in joules by 4184 to get the result in kilocalories. For example, 5 joule ÷ 4184 = 0.001195029 kcal.
How many kilocalories are in 1 joules?
1 joules (joule) is equal to 2.39006e-4 kilocalories (kcal).
How do I convert kilocalories back to joules?
Use the inverse operation: multiply the value in kilocalories by 4184 to get the result in joules.
How accurate is the joules to kilocalories conversion?
The converter multiplies by the conversion factor 4184 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
