Use the form below to do your conversion.
Solution
Step1
Log138689=Log(8689) ÷ Log(13)
Log(8689)= 3.9389697972229
Log(13)=1.1139433523068
Log138689=3.9389697972229 ÷ 1.1139433523068
Ans=3.5360593418559
Step2
Alternatively, the logarithm can be calculated like this.