Use the form below to do your conversion.
Solution
Step1
Log138921=Log(8921) ÷ Log(13)
Log(8921)= 3.9504135393694
Log(13)=1.1139433523068
Log138921=3.9504135393694 ÷ 1.1139433523068
Ans=3.5463325232729
Step2
Alternatively, the logarithm can be calculated like this.