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1,000 Kilocalories to Kilojoules

Answer
1,000 kcal = 4,184 kJ
kilojoules = kilocalories × 4.184
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4,184

1,000 kilocalories = 4,184 kilojoules · open this conversion

How the answer is worked out

One kilocalorie is 4.184 kilojoules, so converting is a single multiplication:

1,000 kcal × 4.184 = 4,184 kJ

Conversion table around 1,000 kcal

KilocaloriesKilojoules
1 kcal4.184 kJ
2 kcal8.368 kJ
5 kcal20.92 kJ
10 kcal41.84 kJ
20 kcal83.68 kJ
25 kcal104.6 kJ
50 kcal209.2 kJ
100 kcal418.4 kJ
150 kcal627.6 kJ
200 kcal836.8 kJ
250 kcal1,046 kJ
300 kcal1,255.2 kJ
400 kcal1,673.6 kJ
500 kcal2,092 kJ
600 kcal2,510.4 kJ
800 kcal3,347.2 kJ
1,000 kcal4,184 kJ
1,500 kcal6,276 kJ
2,000 kcal8,368 kJ
2,500 kcal10,460 kJ
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Nearby conversions

500 kcal to kJ600 kcal to kJ800 kcal to kJ1,500 kcal to kJ2,000 kcal to kJ2,500 kcal to kJ
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Related conversions

⇄ 1,000 Kilojoules to Kilocalories1,000 Kilocalories to Joules1,000 Kilocalories to Calories1,000 Kilocalories to Watt hours1,000 Kilocalories to Kilowatt hours

Frequently asked questions

▸How many kilojoules is 1,000 kilocalories?
1,000 kilocalories is 4,184 kilojoules. The conversion multiplies by 4.184, so 1,000 × 4.184 = 4,184.
▸What is the formula to convert kilocalories to kilojoules?
kilojoules = kilocalories × 4.184. One kilocalorie is 4.184 kilojoules.
▸How do I convert 1,000 kilojoules back to kilocalories?
Use the reverse conversion: 1,000 kilojoules is 239.0057 kilocalories.
▸Is this conversion exact?
The underlying factor is exact as defined by the SI and the 1959 international agreements. The figure shown is rounded to seven significant digits for readability.
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