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# The positive integer k has exactly two positive prime factors, 3 and 7

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Intern
Joined: 16 Feb 2018
Posts: 17
The positive integer k has exactly two positive prime factors, 3 and 7  [#permalink]

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02 Oct 2018, 05:11
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Question Stats:

25% (02:54) correct 75% (01:38) wrong based on 4 sessions

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The positive integer k has exactly two positive prime factors, 3 and 7. If k has a total of 6 positive factors, including 1 and k, what is the value of k ?

(1) 3^2 is a factor of K.
(2) 7^2 is not a factor of K.

Math Expert
Joined: 02 Sep 2009
Posts: 50042
Re: The positive integer k has exactly two positive prime factors, 3 and 7  [#permalink]

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02 Oct 2018, 06:14
lostaish wrote:
The positive integer k has exactly two positive prime factors, 3 and 7. If k has a total of 6 positive factors, including 1 and k, what is the value of k ?

(1) 3^2 is a factor of K.
(2) 7^2 is not a factor of K.

Discussed here: https://gmatclub.com/forum/the-positive ... 60634.html
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Re: The positive integer k has exactly two positive prime factors, 3 and 7 &nbs [#permalink] 02 Oct 2018, 06:14
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