Use the form below to do your conversion.
Solution
Step1
Log912391=Log(12391) ÷ Log(9)
Log(12391)= 4.0931063569779
Log(9)=0.95424250943932
Log912391=4.0931063569779 ÷ 0.95424250943932
Ans=4.2893775078023
Step2
Alternatively, the logarithm can be calculated like this.