Use the form below to do your conversion.
Solution
Step1
Log139101=Log(9101) ÷ Log(13)
Log(9101)= 3.9590891143674
Log(13)=1.1139433523068
Log139101=3.9590891143674 ÷ 1.1139433523068
Ans=3.5541206886047
Step2
Alternatively, the logarithm can be calculated like this.