Use the form below to do your conversion.
Solution
Step1
Log139401=Log(9401) ÷ Log(13)
Log(9401)= 3.973174052683
Log(13)=1.1139433523068
Log139401=3.973174052683 ÷ 1.1139433523068
Ans=3.5667649027709
Step2
Alternatively, the logarithm can be calculated like this.