Use the form below to do your conversion.
Solution
Step1
Log209917=Log(9917) ÷ Log(20)
Log(9917)= 3.9963803132334
Log(20)=1.301029995664
Log209917=3.9963803132334 ÷ 1.301029995664
Ans=3.0717049772506
Step2
Alternatively, the logarithm can be calculated like this.