Use the form below to do your conversion.
Solution
Step1
Log139923=Log(9923) ÷ Log(13)
Log(9923)= 3.9966429913555
Log(13)=1.1139433523068
Log139923=3.9966429913555 ÷ 1.1139433523068
Ans=3.5878332440145
Step2
Alternatively, the logarithm can be calculated like this.