Use the form below to do your conversion.
Solution
Step1
Log206403=Log(6403) ÷ Log(20)
Log(6403)= 3.8063835018242
Log(20)=1.301029995664
Log206403=3.8063835018242 ÷ 1.301029995664
Ans=2.9256692885713
Step2
Alternatively, the logarithm can be calculated like this.