Megajoule to Calorie (IT) Converter

Energy Converter

27 units available

Decimals:

From

To

238,845.896627

1 MJ = 238,845.896627 cal (IT)

Formula:

cal (IT) = MJ × 238,845.8966274959

With your value: 1 MJ = 238,845.8966275 cal (IT)

How big is that?

Everyday references on a logarithmic scale, all expressed in megajoule so you can sanity-check the result.

Heartbeat (1/1.0e+6 your value)0.00000100 MJ

AA battery charge (1/1.0e+2 your value)0.0100 MJ

Slice of bread (1/3.6 your value)0.280 MJ

Your value1.00 MJ

Daily food intake (8.4× your value)8.40 MJ

Litre of petrol (34× your value)34.2 MJ

Other Megajoule to Calorie (IT) conversions

2 MJ to cal (IT)3 MJ to cal (IT)4 MJ to cal (IT)5 MJ to cal (IT)6 MJ to cal (IT)7 MJ to cal (IT)8 MJ to cal (IT)

Megajoule to Calorie (IT) Conversion Table

Megajoule (MJ)	Calorie (IT) (cal (IT))
0.5	119,422.948314
1	238,845.896627
2	477,691.793255
5	1,194,229.483137
10	2,388,458.966275
15	3,582,688.449412
20	4,776,917.93255
25	5,971,147.415687
50	11,942,294.831375
100	23,884,589.66275
250	59,711,474.156874
500	119,422,948.313748
1000	238,845,896.627496

Calorie (IT) to Megajoule Conversion Table

Calorie (IT) (cal (IT))	Megajoule (MJ)
0.5	2.093400e-6
1	4.186800e-6
2	8.373600e-6
5	2.093400e-5
10	4.186800e-5
15	6.280200e-5
20	8.373600e-5
25	0.000105
50	0.000209
100	0.000419
250	0.001047
500	0.002093
1000	0.004187

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Megajoule (MJ)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Calorie (IT) (cal (IT))

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Megajoule to Calorie (IT)

To convert from Megajoule (MJ) to Calorie (IT) (cal (IT)), multiply the value by 238,845.896627496.

Formula: cal (IT) = MJ × 238,845.8966274959

Reverse: MJ = cal (IT) × 0.0000041868

Step-by-Step Example

Start with your value in Megajoule. For example: 5 MJ
Multiply by the conversion factor: 5 x 238,845.896627496
The result is: 1,194,229.483137 cal (IT)

About Megajoule

The megajoule (MJ) is a unit of energy and work. One megajoule equals 1.000000 × 10^+6 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

About Calorie (IT)

The calorie (it) (cal (IT)) is a unit of energy and work. One calorie (it) equals 4.1868 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

Frequently Asked Questions

How many Calorie (IT) are in 1 Megajoule?

There are exactly 238,845.896627496 Calorie (IT) in 1 Megajoule. This means the conversion factor from Megajoule to Calorie (IT) is 238,845.896627496.

What is the formula to convert Megajoule to Calorie (IT)?

The formula to convert Megajoule to Calorie (IT) is: cal (IT) = MJ × 238,845.8966274959. For example, to convert 10 Megajoule to Calorie (IT), you would multiply 10 by 238,845.896627496.

What is a Megajoule?