Inverse question of trailing zeros

Question

$(5n)!$ has $2014$ trailing zeros. What is $n$?

Is this a question from a contest? – JRN Mar 15 '15 at 06:25 — JRN, Mar 15 '15 at 06:25

score 0 · Answer 1 · answered Mar 15 '15 at 05:48

0

Hint: apply the Legendre's formula.

answered Mar 15 '15 at 05:48

Asinomás

1 Answers1