Use the form below to do your conversion.
Solution
Step1
Log139571=Log(9571) ÷ Log(13)
Log(9571)= 3.9809573162296
Log(13)=1.1139433523068
Log139571=3.9809573162296 ÷ 1.1139433523068
Ans=3.5737520296571
Step2
Alternatively, the logarithm can be calculated like this.