Use the form below to do your conversion.
Solution
Step1
Log201781=Log(1781) ÷ Log(20)
Log(1781)= 3.2506639194632
Log(20)=1.301029995664
Log201781=3.2506639194632 ÷ 1.301029995664
Ans=2.4985311101949
Step2
Alternatively, the logarithm can be calculated like this.