Use the form below to do your conversion.
Solution
Step1
Log136821=Log(6821) ÷ Log(13)
Log(6821)= 3.8338480495311
Log(13)=1.1139433523068
Log136821=3.8338480495311 ÷ 1.1139433523068
Ans=3.4416903171887
Step2
Alternatively, the logarithm can be calculated like this.