Use the form below to do your conversion.
Solution
Step1
Log257121=Log(7121) ÷ Log(25)
Log(7121)= 3.8525409857698
Log(25)=1.397940008672
Log257121=3.8525409857698 ÷ 1.397940008672
Ans=2.7558700386789
Step2
Alternatively, the logarithm can be calculated like this.