Use the form below to do your conversion.
Solution
Step1
Log81315=Log(1315) ÷ Log(8)
Log(1315)= 3.1189257528258
Log(8)=0.90308998699194
Log81315=3.1189257528258 ÷ 0.90308998699194
Ans=3.4536156947266
Step2
Alternatively, the logarithm can be calculated like this.