How many kilocalories are in 1 megajoule?

1 megajoule equals 239.006 kcal.

How do I convert kilocalories back to megajoules?

Use the reverse converter: 1 kilocalorie equals 0.004184 MJ.

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

To convert megajoules to kilocalories, multiply the value by 239.005736.

kcal = MJ × 239.005736

90 MJ × 239.005736 = 21510.52 kcal

Megajoule (MJ): 1,000,000 joules; used for fuel and industrial energy.
Kilocalorie (kcal): The "food calorie" on nutrition labels. Equal to 4,184 joules.

How do I convert megajoules to kilocalories?: To convert megajoules to kilocalories, multiply the value by 239.005736.
How many kilocalories are in 1 megajoule?: 1 megajoule equals 239.006 kcal.
How many kilocalories are in 10 megajoules?: 10 MJ equals 2390.06 kcal.
How do I convert kilocalories back to megajoules?: Use the reverse converter: 1 kilocalorie equals 0.004184 MJ.
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.