Convert calorie (thermochemical)s to megajoules
1 cal = 0.000004184 MJ — exactly. Both units are defined against the SI, so this factor is a fraction, not an approximation.
0.000 004 184MJ
Exact decimal: 0.000004184
As a fraction: 523/125000000
1 cal = 0.000004184 MJ
How to convert calorie (thermochemical)s to megajoules
Multiply the number of calorie (thermochemical)s by 0.000004184 to get megajoules.
The exact factor is 0.000004184 — as a fraction, 523/125000000.
Calorie (thermochemical): Exactly 4.184 J. The "small" calorie.
Calorie (thermochemical) to Megajoule conversion table
| Calorie (thermochemical)s (cal) | Megajoules (MJ) |
|---|---|
| 1 cal | 0.000 004 184 |
| 2 cal | 0.000 008 368 |
| 3 cal | 0.000 012 552 |
| 5 cal | 0.000 020 92 |
| 10 cal | 0.000 041 84 |
| 20 cal | 0.000 083 68 |
| 25 cal | 0.000 104 6 |
| 50 cal | 0.000 209 2 |
| 100 cal | 0.000 418 4 |
| 250 cal | 0.001 046 |
| 500 cal | 0.002 092 |
| 1000 cal | 0.004 184 |
Megajoule to Calorie (thermochemical) conversion table
| Megajoules (MJ) | Calorie (thermochemical)s (cal) |
|---|---|
| 1 MJ | 239 005.74 |
| 2 MJ | 478 011.47 |
| 3 MJ | 717 017.21 |
| 5 MJ | 1 195 028.7 |
| 10 MJ | 2 390 057.4 |
| 20 MJ | 4 780 114.7 |
| 25 MJ | 5 975 143.4 |
| 50 MJ | 11 950 287 |
| 100 MJ | 23 900 574 |
| 250 MJ | 59 751 434 |
| 500 MJ | 119 502 870 |
| 1000 MJ | 239 005 740 |
Frequently asked
How many megajoules are in a calorie (thermochemical)?
One calorie (thermochemical) equals 0.000004184 megajoules (cal → MJ). That figure is exact, not rounded.
How do you convert calorie (thermochemical)s to megajoules?
Multiply the number of calorie (thermochemical)s by 0.000004184 to get megajoules.
What is 1 MJ in calorie (thermochemical)s?
One megajoule is 239005.7361 calorie (thermochemical)s.
What is 10 cal in MJ?
10 cal = 0.000 041 84 MJ.
What exactly is a calorie (thermochemical)?
Exactly 4.184 J. The "small" calorie.