Use the form below to do your conversion.
Solution
Step1
Log12991=Log(991) ÷ Log(12)
Log(991)= 2.9960736544853
Log(12)=1.0791812460476
Log12991=2.9960736544853 ÷ 1.0791812460476
Ans=2.7762469607937
Step2
Alternatively, the logarithm can be calculated like this.