The result of your conversion between zettajoule and exajoule appears here
To convert between Zettajoule and Exajoule you have to do the following:
First divide 1.0e+21 / 1.0e+18 = 1000.
Then multiply the amount of Zettajoule you want to convert to Exajoule, use the chart below to guide you.
Symbol: zJ
No description
Symbol: EJ
No description