Use the form below to do your conversion.
Solution
Step1
Log138615=Log(8615) ÷ Log(13)
Log(8615)= 3.935255281784
Log(13)=1.1139433523068
Log138615=3.935255281784 ÷ 1.1139433523068
Ans=3.5327247778216
Step2
Alternatively, the logarithm can be calculated like this.