Make Em Equal

Alan is a punctual student but one day he arrived very late to college and his Math professor didn't want to let him in the class until he solves a simple problem. Given an array $A$ of $N$ elements, Alan has to find out if all the elements of the array can be made equal by Doubling or Tripling the elements of the array any number of times. Yes, you guessed it right Alan is not very good at maths