How many kilogram calorie in 1 zettawatthour?
The answer is 8.6005064742701E+20.
We assume you are converting between kilogram calorie and zettawatthour.
You can view more details on each measurement unit: kilogram calorie or
zettawatthour
The SI derived unit for energy is the joule.
1 joule is equal to 0.00023890295761862 kilogram calorie, or 2.7777777777778E-25 zettawatthour.
Note that rounding errors may occur, so always check the results.
Use this page to learn how to convert between kilogram calories and zettawatthour.
Type in your own numbers in the form to convert the units!

The large calorie or kilogram calorie approximates the energy needed to increase the temperature of 1 kg of water by 1 °C. This is about 4.185 kJ, and exactly 1000 small calories.

››Definition: Zettawatthour

The SI prefix "zetta" represents a factor of
10^{21}, or in exponential notation, 1E21.

So 1 zettawatthour = 10^{21} .

››Metric conversions and more

ConvertUnits.com provides an online
conversion calculator for all types of measurement units.
You can find metric conversion tables for SI units, as well
as English units, currency, and other data. Type in unit
symbols, abbreviations, or full names for units of length,
area, mass, pressure, and other types. Examples include mm,
inch, 100 kg, US fluid ounce, 6'3", 10 stone 4, cubic cm,
metres squared, grams, moles, feet per second, and many more!