Use the form below to do your conversion.
Solution
Step1
Log251391=Log(1391) ÷ Log(25)
Log(1391)= 3.143327129992
Log(25)=1.397940008672
Log251391=3.143327129992 ÷ 1.397940008672
Ans=2.2485422196179
Step2
Alternatively, the logarithm can be calculated like this.