Use the form below to do your conversion.
Solution
Step1
Log2016991=Log(16991) ÷ Log(20)
Log(16991)= 4.2302189398874
Log(20)=1.301029995664
Log2016991=4.2302189398874 ÷ 1.301029995664
Ans=3.2514384403017
Step2
Alternatively, the logarithm can be calculated like this.