Use the form below to do your conversion.
Solution
Step1
Log139691=Log(9691) ÷ Log(13)
Log(9691)= 3.9863685935703
Log(13)=1.1139433523068
Log139691=3.9863685935703 ÷ 1.1139433523068
Ans=3.5786097967325
Step2
Alternatively, the logarithm can be calculated like this.