Use the form below to do your conversion.
Solution
Step1
Log138107=Log(8107) ÷ Log(13)
Log(8107)= 3.9088601730173
Log(13)=1.1139433523068
Log138107=3.9088601730173 ÷ 1.1139433523068
Ans=3.5090295793969
Step2
Alternatively, the logarithm can be calculated like this.