Ergs to Kilojoules Converter
Convert ergs (erg) to kilojoules (kJ)
Result
1 × 10⁻¹⁰ kJ
Kilojoules
1 erg = 1 × 10⁻¹⁰ kJ
1 erg in other units
- 1Enter a valueType the number to convert
- 2Pick the unitsChoose what to convert from and to
- 3Read the resultSee it in every other unit too
How to convert ergs to kilojoules
There are 10,00,00,00,000 ergs in one kilojoule, so divide the number of ergs by 10,00,00,00,000.
kJ = erg ÷ 10,00,00,00,000
1 erg = 1 × 10⁻¹⁰ kJ · 1 kJ = 10,00,00,00,000 erg
Worked example
To convert 5 ergs to kilojoules: 5 erg ÷ 10,00,00,00,000 = 5 × 10⁻¹⁰ kJ.
About ergs (erg)
An erg is 10⁻⁷ J, the energy unit of the older CGS system.
About kilojoules (kJ)
A kilojoule is 1,000 J. Food labels in many countries show energy in kJ alongside kcal.
More conversions
Ergs to other units
Frequently asked questions
How many kilojoules are in one erg?
One erg equals 1 × 10⁻¹⁰ kilojoules.
How many ergs are in one kilojoule?
One kilojoule equals 10,00,00,00,000 ergs.
How do I convert ergs to kilojoules?
Use the formula kJ = erg ÷ 10,00,00,00,000. For example, 5 erg ÷ 10,00,00,00,000 = 5 × 10⁻¹⁰ kJ.