Use the form below to do your conversion.
Solution
Step1
Log20457=Log(457) ÷ Log(20)
Log(457)= 2.6599162000699
Log(20)=1.301029995664
Log20457=2.6599162000699 ÷ 1.301029995664
Ans=2.044469542543
Step2
Alternatively, the logarithm can be calculated like this.