Use the form below to do your conversion.
Solution
Step1
Log71315=Log(1315) ÷ Log(7)
Log(1315)= 3.1189257528258
Log(7)=0.84509804001426
Log71315=3.1189257528258 ÷ 0.84509804001426
Ans=3.690608195912
Step2
Alternatively, the logarithm can be calculated like this.