The factorial on n, written n!, is defined by n! = 1 x 2 x 3 x ... x (n-2) x (n-1) x n.
For how many positive integer values of k less than 50 is it possible to find a value of n such that n! ends in exactly k zeros?
The factorial on n, written n!, is defined by n! = 1 x 2 x 3 x ... x (n-2) x (n-1) x n. For how many positive integer values of k less than 50 is it possible to find a value of n such that n! ends in exactly k zeros?
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