Use the form below to do your conversion.
Solution
Step1
Log139005=Log(9005) ÷ Log(13)
Log(9005)= 3.9544837171556
Log(13)=1.1139433523068
Log139005=3.9544837171556 ÷ 1.1139433523068
Ans=3.5499863695639
Step2
Alternatively, the logarithm can be calculated like this.