Use the form below to do your conversion.
Solution
Step1
Log139977=Log(9977) ÷ Log(13)
Log(9977)= 3.9989999722183
Log(13)=1.1139433523068
Log139977=3.9989999722183 ÷ 1.1139433523068
Ans=3.5899491333531
Step2
Alternatively, the logarithm can be calculated like this.