Use the form below to do your conversion.
Solution
Step1
Log257889=Log(7889) ÷ Log(25)
Log(7889)= 3.8970219560604
Log(25)=1.397940008672
Log257889=3.8970219560604 ÷ 1.397940008672
Ans=2.7876889794164
Step2
Alternatively, the logarithm can be calculated like this.