Use the form below to do your conversion.
Solution
Step1
Log139967=Log(9967) ÷ Log(13)
Log(9967)= 3.9985644582609
Log(13)=1.1139433523068
Log139967=3.9985644582609 ÷ 1.1139433523068
Ans=3.5895581673704
Step2
Alternatively, the logarithm can be calculated like this.