The result of your conversion between yottajoule and yottawatthour appears here
To convert between Yottajoule and Yottawatthour you have to do the following:
First divide 1.0e+24 / 3.6e+27 = 0.00027778
Then multiply the amount of Yottajoule you want to convert to Yottawatthour, use the chart below to guide you.
Symbol: yJ
No description
Symbol: YWh
No description