Use the form below to do your conversion.
Solution
Step1
Log91981=Log(1981) ÷ Log(9)
Log(1981)= 3.2968844755385
Log(9)=0.95424250943932
Log91981=3.2968844755385 ÷ 0.95424250943932
Ans=3.4549754836175
Step2
Alternatively, the logarithm can be calculated like this.