Use the form below to do your conversion.
Solution
Step1
Log139047=Log(9047) ÷ Log(13)
Log(9047)= 3.9565045903167
Log(13)=1.1139433523068
Log139047=3.9565045903167 ÷ 1.1139433523068
Ans=3.5518005310802
Step2
Alternatively, the logarithm can be calculated like this.