Can you help me with this problem? I'm a little confused... "If p is a prime number, prove that the number 27p + 1 is a prime one"
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Originally Posted by Sidereus Nuncius Can you help me with this problem? I'm a little confused... "If p is a prime number, prove that the number 27p + 1 is a prime one" This is not true. If p = 3 then 27p + 1 is an even number greater than 2, which is not prime. -Dan
Originally Posted by topsquark This is not true. If p = 3 then 27p + 1 is an even number greater than 2, which is not prime. -Dan Worse than that; if p is any prime greater than 2, then 27p+1 is even and so not prime. RonL
Off Topic: I am very proud of myself, I realized that your Username means "Starry Messanger" which was published by Galileo.
Originally Posted by ThePerfectHacker Off Topic: I am very proud of myself, I realized that your Username means "Starry Messanger" which was published by Galileo. Some here did not need to realise it, but knew it RonL
Originally Posted by CaptainBlank Some here did not need to realise it, but knew it RonL This was the first time since many many years ago when I first learned it I seen it used again. Thus, I assumed this is not common knowledge.
Hmmmm.... I would've guessed a spell from "Harry Potter." -Dan
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