Use the form below to do your conversion.
Solution
Step1
Log31991=Log(991) ÷ Log(31)
Log(991)= 2.9960736544853
Log(31)=1.4913616938343
Log31991=2.9960736544853 ÷ 1.4913616938343
Ans=2.0089517297326
Step2
Alternatively, the logarithm can be calculated like this.