Energy
Browse Energy conversions1 kilocalorie = 4184 joule
Precision
How This Conversion Works
Kilocalorie and joule are both used for energy conversions. This page converts 1 kilocalorie into 4184 joule using the formula shown below.
Use this result for quick checks, comparisons, and everyday reference. For work that depends on exact precision, review the rounding setting and the assumption note before using the number.
The precision controls let you switch between a shorter result, the standard readable result, and scientific notation when the value is very large or very small.
Unit Notes
- 1 kilocalorie (kcal) equals 4184 joule.
- joule (J) is the base unit used for energy conversions.
Conversion Questions
How do you convert kilocalorie to joule?
This page converts kilocalorie to joule using this formula: (1 x 4184) / 1.
What is 1 kilocalorie in joule?
1 kilocalorie equals 4184 joule.
How many decimals does this converter show?
Displayed to 10 decimal places, trimmed for readability. The precision buttons can also show a shorter result or scientific notation.
Equivalent Values
4184
joule
4.184
kilojoule
1000
calorie
1
kilocalorie
1.1622222222
watt-hour
0.0011622222
kilowatt-hour
3.9656668314
British thermal unit
26114473967543832805376
electronvolt
0.0000396567
therm
Nearby Values
0.5 kilocalorie
2092 joule
1 kilocalorie
4184 joule
2 kilocalorie
8368 joule
5 kilocalorie
20920 joule
10 kilocalorie
41840 joule
- Formula
- (1 x 4184) / 1
- Rounding
- Displayed to 10 decimal places, trimmed for readability.
- Assumption
- Energy units use SI definitions. Calorie is the thermochemical calorie at 4.184 joules. BTU is the International Table BTU.