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# In how many ways can N! be written as the product of 2 integers?

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Intern
Joined: 10 Jun 2016
Posts: 3
Location: India
In how many ways can N! be written as the product of 2 integers?  [#permalink]

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28 Aug 2017, 02:52
1. The number N! Has 30 factors
2. The highest power of 3 in N! is 4

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Math Expert
Joined: 02 Sep 2009
Posts: 55148
Re: In how many ways can N! be written as the product of 2 integers?  [#permalink]

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29 Aug 2017, 09:34
gmatsam123 wrote:
1. The number N! Has 30 factors
2. The highest power of 3 in N! is 4

--== Message from the GMAT Club Team ==--

THERE IS LIKELY A BETTER DISCUSSION OF THIS EXACT QUESTION.
This discussion does not meet community quality standards. It has been retired.

If you would like to discuss this question please re-post it in the respective forum. Thank you!

To review the GMAT Club's Forums Posting Guidelines, please follow these links: Quantitative | Verbal Please note - we may remove posts that do not follow our posting guidelines. Thank you.

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Re: In how many ways can N! be written as the product of 2 integers?   [#permalink] 29 Aug 2017, 09:34
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