Use the form below to do your conversion.
Solution
Step1
Log138501=Log(8501) ÷ Log(13)
Log(8501)= 3.9294700161775
Log(13)=1.1139433523068
Log138501=3.9294700161775 ÷ 1.1139433523068
Ans=3.5275312770978
Step2
Alternatively, the logarithm can be calculated like this.