Use the form below to do your conversion.
Solution
Step1
Log258161=Log(8161) ÷ Log(25)
Log(8161)= 3.9117433778559
Log(25)=1.397940008672
Log258161=3.9117433778559 ÷ 1.397940008672
Ans=2.7982197759487
Step2
Alternatively, the logarithm can be calculated like this.