Use the form below to do your conversion.
Solution
Step1
Log23991=Log(991) ÷ Log(23)
Log(991)= 2.9960736544853
Log(23)=1.3617278360176
Log23991=2.9960736544853 ÷ 1.3617278360176
Ans=2.2002000511698
Step2
Alternatively, the logarithm can be calculated like this.