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Not every prime qualifies! (Posted on 2017-05-15) Difficulty: 2 of 5
Find all primes p such that 11+p^2 has exactly six different positive divisors (the number itself included).

No Solution Yet Submitted by Ady TZIDON    
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re: Solution Comment 2 of 2 |
(In reply to Solution by Jer)

Cool math!

  Posted by Matthew Romeo on 2017-07-13 11:13:43

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