Use the form below to do your conversion.
Solution
Step1
Log138609=Log(8609) ÷ Log(13)
Log(8609)= 3.9349527078179
Log(13)=1.1139433523068
Log138609=3.9349527078179 ÷ 1.1139433523068
Ans=3.5324531536268
Step2
Alternatively, the logarithm can be calculated like this.