Use the form below to do your conversion.
Solution
Step1
Log201291=Log(1291) ÷ Log(20)
Log(1291)= 3.1109262422664
Log(20)=1.301029995664
Log201291=3.1109262422664 ÷ 1.301029995664
Ans=2.391125687059
Step2
Alternatively, the logarithm can be calculated like this.