Use the form below to do your conversion.
Solution
Step1
Log139103=Log(9103) ÷ Log(13)
Log(9103)= 3.9591845427312
Log(13)=1.1139433523068
Log139103=3.9591845427312 ÷ 1.1139433523068
Ans=3.5542063557651
Step2
Alternatively, the logarithm can be calculated like this.