Use the form below to do your conversion.
Solution
Step1
Log139913=Log(9913) ÷ Log(13)
Log(9913)= 3.9962051061783
Log(13)=1.1139433523068
Log139913=3.9962051061783 ÷ 1.1139433523068
Ans=3.5874401493601
Step2
Alternatively, the logarithm can be calculated like this.