Use the form below to do your conversion.
Solution
Step1
Log8991=Log(991) ÷ Log(8)
Log(991)= 2.9960736544853
Log(8)=0.90308998699194
Log8991=2.9960736544853 ÷ 0.90308998699194
Ans=3.3175804157288
Step2
Alternatively, the logarithm can be calculated like this.