Use the form below to do your conversion.
Solution
Step1
Log139439=Log(9439) ÷ Log(13)
Log(9439)= 3.9749259860898
Log(13)=1.1139433523068
Log139439=3.9749259860898 ÷ 1.1139433523068
Ans=3.5683376339184
Step2
Alternatively, the logarithm can be calculated like this.