Use the form below to do your conversion.
Solution
Step1
Log206991=Log(6991) ÷ Log(20)
Log(6991)= 3.844539302129
Log(20)=1.301029995664
Log206991=3.844539302129 ÷ 1.301029995664
Ans=2.9549966679799
Step2
Alternatively, the logarithm can be calculated like this.