ENERGY CONVERSION
Calorie (thermochemical) to Megajoule.
Convert calorie (thermochemical) (cal) to megajoule (MJ), with the math explained.
1 cal = 0.000004184 MJ
THE MATH, MADE SIMPLE
How to convert calorie (thermochemical) to megajoule
Multiply your calorie (thermochemical) value by 0.000004184 to get the equivalent in megajoule. Both units are normalized through the joule.
MJ = cal × 0.00000418410 cal = 0.00004184 MJ
Result rounded to 12 significant digits. Change the precision in the calculator to suit your task.QUICK REFERENCE
cal to MJ conversion table
| Calorie (thermochemical) (cal) | Megajoule (MJ) |
|---|---|
| 1 cal | 0.000004184 MJ |
| 2 cal | 0.000008368 MJ |
| 5 cal | 0.00002092 MJ |
| 10 cal | 0.00004184 MJ |
| 20 cal | 0.00008368 MJ |
| 50 cal | 0.0002092 MJ |
| 100 cal | 0.0004184 MJ |
| 500 cal | 0.002092 MJ |
| 1,000 cal | 0.004184 MJ |
About the calorie (thermochemical)
The calorie (thermochemical) (cal) is a unit of energy. One calorie (thermochemical) equals 4.184 joule (base unit) in this calculator.
All calorie (thermochemical) conversionsAbout the megajoule
The megajoule (MJ) is a unit of energy. One megajoule equals 1,000,000 joule (base unit) in this calculator.
All megajoule conversionsCommon questions
What is 1 cal in MJ?
One calorie (thermochemical) equals 0.000004184 MJ. Use the formula above for other values.
Why might another calculator show a different last digit?
Calculators may round at different stages or use different unit conventions. We keep full JavaScript numeric precision during calculation and round only for display. Choose up to 15 significant digits. Check US versus UK units and the notes for this category.
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