The result of your conversion between hectojoule and petajoule appears here
To convert between Hectojoule and Petajoule you have to do the following:
First divide 100 / 1.0e+15 = 0.
Then multiply the amount of Hectojoule you want to convert to Petajoule, use the chart below to guide you.
Symbol: hJ
No description
Symbol: PJ
No description