Use the form below to do your conversion.
Solution
Step1
Log138161=Log(8161) ÷ Log(13)
Log(8161)= 3.9117433778559
Log(13)=1.1139433523068
Log138161=3.9117433778559 ÷ 1.1139433523068
Ans=3.5116178661646
Step2
Alternatively, the logarithm can be calculated like this.