Use the form below to do your conversion.
Solution
Step1
Log209881=Log(9881) ÷ Log(20)
Log(9881)= 3.9948008992946
Log(20)=1.301029995664
Log209881=3.9948008992946 ÷ 1.301029995664
Ans=3.0704910052868
Step2
Alternatively, the logarithm can be calculated like this.