If n is a positive integer and n! is a multiple of 7^6 bu...

Free Practice Question

PS · Problem Solving

705-805

Divisibility/Multiples/Factors

If n is a positive integer and

n!

is a multiple of

7^6

but not

7^9

, then how many value can n take ?

Sign in to reveal the correct answer

A

21

B

14

C

13

D

12

E

7

Sign in for free to check your answer and unlock the full explanation.

Get detailed analytics, unlock full explanations, and move up difficulty tiers as you practice.

Explanation

Create a free account to reveal the correct answer, see the step-by-step explanation, and start tracking your GMAT progress.

Comments

Sign in to join the discussion

Be the first to share your thoughts and help others understand it better.