Use the form below to do your conversion.
Solution
Step1
Log138105=Log(8105) ÷ Log(13)
Log(8105)= 3.9087530191845
Log(13)=1.1139433523068
Log138105=3.9087530191845 ÷ 1.1139433523068
Ans=3.5089333861457
Step2
Alternatively, the logarithm can be calculated like this.