Use the form below to do your conversion.
Solution
Step1
Log138503=Log(8503) ÷ Log(13)
Log(8503)= 3.9295721790765
Log(13)=1.1139433523068
Log138503=3.9295721790765 ÷ 1.1139433523068
Ans=3.5276229899293
Step2
Alternatively, the logarithm can be calculated like this.