Use the form below to do your conversion.
Solution
Step1
Log209085=Log(9085) ÷ Log(20)
Log(9085)= 3.9583249316441
Log(20)=1.301029995664
Log209085=3.9583249316441 ÷ 1.301029995664
Ans=3.0424547818545
Step2
Alternatively, the logarithm can be calculated like this.