math

posted by .

For how many positive integers n does n! end in exactly 5 0s?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Discrete Math

    Theorem: For every integer n, if x and y are positive integers with max(x, y) = n, then x = y. Basic Step: Suppose that n = 1. If max(x, y) = 1 and x and y are positive integers, we have x = 1 and y = 1. Inductive Step: Let k be a …
  2. discrete math

    Find how many positive integers with exactly four decimal digits, that is, positive integers between 1000 and 9999 inclusive, have the following properties: (a) are divisible by 5 and by 7. (b) have distinct digits. (c) are not divisible …
  3. math

    For how many positive integers n does n! end in exactly 5 0s?
  4. math

    Find the sum of all positive integers m such that 2^m can be expressed as sums of four factorials (of positive integers).
  5. math

    Find the sum of all positive integers m such that 2^m can be expressed as sums of four factorials (of positive integers). Details and assumptions The number n!, read as n factorial, is equal to the product of all positive integers …
  6. math

    Find the sum of all positive integers m such that 2^m can be expressed as sums of four factorials (of positive integers).
  7. algebra!!!! please help me!!!!

    The smallest possible positive value of 1−[(1/w)+(1/x)+(1/y)+(1/z)] where w, x, y, z are odd positive integers, has the form a/b, where a,b are coprime positive integers. Find a+b.
  8. math

    If n is a positive integer, n! is the product of the first n positive integers. For example, 4! = 4 x 3 x 2 x 1 =24. If u and v are positive integers and u!=v! x 53, then v could equal A. 6 B. 8 C. 56 D. 57
  9. math

    Find the sum of the first one thousand positive integers. Explain how you arrived at your result. Now explain how to find the sum of the first n positive integers, where n is any positive integer, without adding a long list of positive …
  10. Pre Calculus 30

    1.How many positive integers five-digit integers end with the digit 0?

More Similar Questions