Let the positive integer n be written as powers of prime p so that we have n=akpk+....+a2p2+a1p+a0, where $0\leq a_i
n−(ak+....+a1+a0)p−1.
I know that the exponent of p in n! is ∑∞k=1⌊npk⌋. But I got stuck on how to use the given expression of n. Any suggestions?
No comments:
Post a Comment