Convert joule to kilocalorie

1 J = 0.0002390057361 kcal

1 J = 0.000239 kcal
1 J in every energy unit
joule1 J
kilojoule0.001 kJ
megajoule0.000001 MJ
calorie0.239 cal
kilocalorie0.000239 kcal
watt-hour0.000278 Wh
kilowatt-hour2.78e-07 kWh
British thermal unit0.000948 BTU
foot-pound0.738 ft⋅lb
electron volt6.24e+18 eV
kiloelectron volt6.24e+15 keV
megaelectron volt6,240,000,000,000 MeV
How the conversion works

Multiply by 0.0002390057361 to go from joule to kilocalorie, or divide by it to go back. Every conversion on this site routes through the SI value (J) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.

Going the other way? kilocalorie to joule — 1 kcal = 4,184 J.

joule to kilocalorie — common values
1 J0.00023900574 kcal
2 J0.00047801147 kcal
3 J0.00071701721 kcal
5 J0.0011950287 kcal
10 J0.0023900574 kcal
15 J0.003585086 kcal
20 J0.0047801147 kcal
25 J0.0059751434 kcal
50 J0.011950287 kcal
75 J0.01792543 kcal
100 J0.023900574 kcal
250 J0.059751434 kcal
500 J0.11950287 kcal
1000 J0.23900574 kcal