Use the form below to do your conversion.
Solution
Step1
Log2010091=Log(10091) ÷ Log(20)
Log(10091)= 4.0039342061737
Log(20)=1.301029995664
Log2010091=4.0039342061737 ÷ 1.301029995664
Ans=3.07751106394
Step2
Alternatively, the logarithm can be calculated like this.