Convert 1,000 Calories to Kilojoules

How much energy is 1,000 Calories? How many kilojoules are in 1 thousand Calories? 1,000 kcal to kJ conversion.
Amount
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To
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1,000 Nutritional Calories =
4,184 Kilojoules
exact result
Decimal places
Result in Plain English
1,000 Calories is equal to about 4,180 kilojoules.
In Scientific Notation
1,000 Calories
= 1 x 103 Calories
= 4.184 x 103 kilojoules
Calories
A nutritional Calorie, or kilocalorie, is commonly used in food labeling. It is equal to 4.184 kilojoules. The average American consumes about 2,700 kilocalories per day.
Kilojoules
A kilojoule is 1,000 joules. In some countries, food is labeled in kilojoules, much like kilocalories are used in the United States.
Calories to Kilojoules Conversions
results may be rounded
kcal kJ
1,000 4,184
1,001 4,188.2
1,002 4,192.4
1,003 4,196.6
1,004 4,200.7
1,005 4,204.9
1,006 4,209.1
1,007 4,213.3
1,008 4,217.5
1,009 4,221.7
1,010 4,225.8
1,011 4,230.0
1,012 4,234.2
1,013 4,238.4
1,014 4,242.6
1,015 4,246.8
1,016 4,250.9
1,017 4,255.1
1,018 4,259.3
1,019 4,263.5
1,020 4,267.7
1,021 4,271.9
1,022 4,276.0
1,023 4,280.2
1,024 4,284.4
1,025 4,288.6
1,026 4,292.8
1,027 4,297.0
1,028 4,301.2
1,029 4,305.3
1,030 4,309.5
1,031 4,313.7
1,032 4,317.9
1,033 4,322.1
kcal kJ
1,034 4,326.3
1,035 4,330.4
1,036 4,334.6
1,037 4,338.8
1,038 4,343.0
1,039 4,347.2
1,040 4,351.4
1,041 4,355.5
1,042 4,359.7
1,043 4,363.9
1,044 4,368.1
1,045 4,372.3
1,046 4,376.5
1,047 4,380.6
1,048 4,384.8
1,049 4,389.0
1,050 4,393.2
1,051 4,397.4
1,052 4,401.6
1,053 4,405.8
1,054 4,409.9
1,055 4,414.1
1,056 4,418.3
1,057 4,422.5
1,058 4,426.7
1,059 4,430.9
1,060 4,435.0
1,061 4,439.2
1,062 4,443.4
1,063 4,447.6
1,064 4,451.8
1,065 4,456.0
1,066 4,460.1
1,067 4,464.3
kcal kJ
1,068 4,468.5
1,069 4,472.7
1,070 4,476.9
1,071 4,481.1
1,072 4,485.2
1,073 4,489.4
1,074 4,493.6
1,075 4,497.8
1,076 4,502.0
1,077 4,506.2
1,078 4,510.4
1,079 4,514.5
1,080 4,518.7
1,081 4,522.9
1,082 4,527.1
1,083 4,531.3
1,084 4,535.5
1,085 4,539.6
1,086 4,543.8
1,087 4,548.0
1,088 4,552.2
1,089 4,556.4
1,090 4,560.6
1,091 4,564.7
1,092 4,568.9
1,093 4,573.1
1,094 4,577.3
1,095 4,581.5
1,096 4,585.7
1,097 4,589.8
1,098 4,594.0
1,099 4,598.2
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