Use the form below to do your conversion.
Solution
Step1
Log183991=Log(3991) ÷ Log(18)
Log(3991)= 3.601081727784
Log(18)=1.2552725051033
Log183991=3.601081727784 ÷ 1.2552725051033
Ans=2.8687649200822
Step2
Alternatively, the logarithm can be calculated like this.