Use the form below to do your conversion.
Solution
Step1
Log257487=Log(7487) ÷ Log(25)
Log(7487)= 3.874307833128
Log(25)=1.397940008672
Log257487=3.874307833128 ÷ 1.397940008672
Ans=2.7714406978082
Step2
Alternatively, the logarithm can be calculated like this.