Use the form below to do your conversion.
Solution
Step1
Log138191=Log(8191) ÷ Log(13)
Log(8191)= 3.9133369259326
Log(13)=1.1139433523068
Log138191=3.9133369259326 ÷ 1.1139433523068
Ans=3.5130484129454
Step2
Alternatively, the logarithm can be calculated like this.