The result of your conversion between petajoule and petawatthour appears here
To convert between Petajoule and Petawatthour you have to do the following:
First divide 1.0e+15 / 3.6e+18 = 0.00027778
Then multiply the amount of Petajoule you want to convert to Petawatthour, use the chart below to guide you.
Symbol: PJ
No description
Symbol: PWh
No description