Use the form below to do your conversion.
Solution
Step1
Log1312391=Log(12391) ÷ Log(13)
Log(12391)= 4.0931063569779
Log(13)=1.1139433523068
Log1312391=4.0931063569779 ÷ 1.1139433523068
Ans=3.6744295376435
Step2
Alternatively, the logarithm can be calculated like this.