Use the form below to do your conversion.
Solution
Step1
Log20487=Log(487) ÷ Log(20)
Log(487)= 2.6875289612146
Log(20)=1.301029995664
Log20487=2.6875289612146 ÷ 1.301029995664
Ans=2.0656933123537
Step2
Alternatively, the logarithm can be calculated like this.