How Many Megajoules in a Kilocalorie?

Quick Answer
1 Kilocalorie = 0.004184 Megajoules

1 kcal = 0.004184 MJ

0.004184

Formula

MJ = kcal × 0.004184

The calculator multiplies each kcal value by 0.004184. For the reverse direction, divide MJ by 0.004184; equivalently, 1 MJ = 239.00574 kcal.

Conversion Table

Kilocalories (kcal)Megajoules (MJ)
1 kcal0.004184 MJ
2 kcal0.008368 MJ
5 kcal0.02092 MJ
10 kcal0.04184 MJ
20 kcal0.08368 MJ
50 kcal0.2092 MJ
100 kcal0.4184 MJ
500 kcal2.092 MJ
1,000 kcal4.184 MJ

Worked Examples

Convert 5 kcal to MJ:
5 kcal × 0.004184 = 0.02092 MJ
Convert 10 kcal to MJ:
10 kcal × 0.004184 = 0.04184 MJ
Convert 50 kcal to MJ:
50 kcal × 0.004184 = 0.2092 MJ

FAQ

How many Megajoules are in 1 Kilocalorie?
There are 0.004184 Megajoules in 1 Kilocalorie. Formula: MJ = kcal × 0.004184.
How to convert Kilocalories to Megajoules?
To convert Kilocalories to Megajoules, multiply the number of Kilocalories by 0.004184. For example, 10 kcal = 0.04184 MJ.
How many Megajoules are in 100 Kilocalories?
There are 0.4184 Megajoules in 100 Kilocalories. Calculation: 100 × 0.004184 = 0.4184.