The result of your conversion between exajoule and petawatthour appears here
To convert between Exajoule and Petawatthour you have to do the following:
First divide 1.0e+18 / 3.6e+18 = 0.27777778
Then multiply the amount of Exajoule you want to convert to Petawatthour, use the chart below to guide you.
Symbol: EJ
No description
Symbol: PWh
No description