Use the form below to do your conversion.
Solution
Step1
Log257145=Log(7145) ÷ Log(25)
Log(7145)= 3.854002233127
Log(25)=1.397940008672
Log257145=3.854002233127 ÷ 1.397940008672
Ans=2.7569153248486
Step2
Alternatively, the logarithm can be calculated like this.