Use the form below to do your conversion.
Solution
Step1
Log139805=Log(9805) ÷ Log(13)
Log(9805)= 3.9914475980038
Log(13)=1.1139433523068
Log139805=3.9914475980038 ÷ 1.1139433523068
Ans=3.5831692785257
Step2
Alternatively, the logarithm can be calculated like this.