Use the form below to do your conversion.
Solution
Step1
Log139521=Log(9521) ÷ Log(13)
Log(9521)= 3.9786825651569
Log(13)=1.1139433523068
Log139521=3.9786825651569 ÷ 1.1139433523068
Ans=3.5717099589648
Step2
Alternatively, the logarithm can be calculated like this.