Use the form below to do your conversion.
Solution
Step1
Log138401=Log(8401) ÷ Log(13)
Log(8401)= 3.9243309847087
Log(13)=1.1139433523068
Log138401=3.9243309847087 ÷ 1.1139433523068
Ans=3.5229179083316
Step2
Alternatively, the logarithm can be calculated like this.