Quick Primes

Quick Maths: This is a tiny game about quick prime factorization for everyone who likes to keep their brain active every now and then by doing some quick maths. It is about a number that is falling down from the top towards the bottom passing by dedicated calculation gates. When passing a gate the falling number is divided by its digit. You have to adjust the numbers on the gates such, that the falling number is reduced to 1 as soon as it reaches the bottom. Since the digits on the gates are onl...