Use the form below to do your conversion.
Solution
Step1
Log217483=Log(7483) ÷ Log(21)
Log(7483)= 3.874075745223
Log(21)=1.3222192947339
Log217483=3.874075745223 ÷ 1.3222192947339
Ans=2.9299797398605
Step2
Alternatively, the logarithm can be calculated like this.