Use the form below to do your conversion.
Solution
Step1
Log113991=Log(3991) ÷ Log(11)
Log(3991)= 3.601081727784
Log(11)=1.0413926851582
Log113991=3.601081727784 ÷ 1.0413926851582
Ans=3.4579479759231
Step2
Alternatively, the logarithm can be calculated like this.