Use the form below to do your conversion.
Solution
Step1
Log139427=Log(9427) ÷ Log(13)
Log(9427)= 3.9743735070814
Log(13)=1.1139433523068
Log139427=3.9743735070814 ÷ 1.1139433523068
Ans=3.567841667039
Step2
Alternatively, the logarithm can be calculated like this.