Convert Kilocalorie to Kilojoule
4.184
≈ 4 3/16 kJ
1 kcal = 4.184 kJ
Use the conversion factor 1 kcal = 4.184 kJ. To convert Kilocalorie to Kilojoule, multiply the input value by 4.184.
Conversion Formula
kJ = kcal × 4.184
Reverse: kcal = kJ × 0.239006
Conversion Examples
1 kcal × 4.184 =
4.184 kJ
1 Kilocalories = 4.184 Kilojoules
5 kcal × 4.184 =
20.92 kJ
5 Kilocalories = 20.92 Kilojoules
10 kcal × 4.184 =
41.84 kJ
10 Kilocalories = 41.84 Kilojoules
25 kcal × 4.184 =
104.6 kJ
25 Kilocalories = 104.6 Kilojoules
50 kcal × 4.184 =
209.2 kJ
50 Kilocalories = 209.2 Kilojoules
100 kcal × 4.184 =
418.4 kJ
100 Kilocalories = 418.4 Kilojoules
Kilocalorie to Kilojoule Table
kcal =—kJ
| Kilocalorie (kcal) | Kilojoule (kJ) | Fraction |
|---|---|---|
| 1 | 4.184 | 4 3/16 |
| 2 | 8.368 | 8 3/8 |
| 3 | 12.552 | 12 35/64 |
| 4 | 16.736 | 16 47/64 |
| 5 | 20.92 | 20 59/64 |
| 6 | 25.104 | 25 7/64 |
| 7 | 29.288 | 29 9/32 |
| 8 | 33.472 | 33 15/32 |
| 9 | 37.656 | 37 21/32 |
| 10 | 41.84 | 41 27/32 |
| 11 | 46.024 | 46 1/32 |
| 12 | 50.208 | 50 13/64 |
| 13 | 54.392 | 54 25/64 |
| 14 | 58.576 | 58 37/64 |
| 15 | 62.76 | 62 49/64 |
| 16 | 66.944 | 66 15/16 |
| 17 | 71.128 | 71 1/8 |
| 18 | 75.312 | 75 5/16 |
| 19 | 79.496 | 79 1/2 |
| 20 | 83.68 | 83 11/16 |
Unit Definitions
What is a Kilocalorie (kcal)?
Metric (SI)Worldwide
Kilocalorie (kcal) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about KilocalorieWhat is a Kilojoule (kJ)?
Metric (SI)Worldwide
Kilojoule (kJ) is one of the two units used in this conversion. Open its dedicated unit page for the reviewed definition and references.
Learn more about KilojouleFrequently Asked Questions
How do I convert Kilocalorie to Kilojoule?
Multiply the value in kcal by 4.184. The formula is kJ = kcal × 4.184.
How many Kilojoule are in 1 Kilocalorie?
One Kilocalorie equals 4.184 kJ.
What is 10 kcal in kJ?
10 kcal equals 41.84 kJ.
How do I convert Kilojoule back to Kilocalorie?
Use the reverse factor: 1 kJ = 0.2390057361 kcal.