Use the form below to do your conversion.
Solution
Step1
Log309991=Log(9991) ÷ Log(30)
Log(9991)= 3.9996089589714
Log(30)=1.4771212547197
Log309991=3.9996089589714 ÷ 1.4771212547197
Ans=2.7077052382748
Step2
Alternatively, the logarithm can be calculated like this.