Use the form below to do your conversion.
Solution
Step1
Log257489=Log(7489) ÷ Log(25)
Log(7489)= 3.8744238305865
Log(25)=1.397940008672
Log257489=3.8744238305865 ÷ 1.397940008672
Ans=2.7715236752305
Step2
Alternatively, the logarithm can be calculated like this.