Skip to content / Đến nội dung
ThichHocToan.com

1965 AMC 12 Question 33

AMC12 · 1965 AMC 12

Question 33

If the number $15!,$ that is, $15\cdot14\cdot13\cdots1,$ ends with $k$ zeros when given to the base $12$ and ends with $h$ zeros when given to the base $10,$ then $k+h$ equals:
  1. $5$
  2. $6$
  3. $7$
  4. $8$
  5. $9$