Source: wikibot/legendre-s-formula
= Legendre's formula
{wiki=Legendre's_formula}
Legendre's formula, also known as Legendre's theorems or Legendre's formula for finding the exponent of a prime \\( p \\) in the factorization of \\( n! \\) (n factorial), provides a way to determine how many times a prime number divides \\( n! \\).