Use the form below to do your conversion.
Solution
Step1
Log139719=Log(9719) ÷ Log(13)
Log(9719)= 3.9876215821255
Log(13)=1.1139433523068
Log139719=3.9876215821255 ÷ 1.1139433523068
Ans=3.5797346192404
Step2
Alternatively, the logarithm can be calculated like this.