Use the form below to do your conversion.
Solution
Step1
Log81981=Log(1981) ÷ Log(8)
Log(1981)= 3.2968844755385
Log(8)=0.90308998699194
Log81981=3.2968844755385 ÷ 0.90308998699194
Ans=3.6506710549632
Step2
Alternatively, the logarithm can be calculated like this.