5

This number is a prime.

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The only sexy prime quintuplet starts at 5. I.e, 5+6, 5+6+6, 5+6+6+6 and 5+6+6+6+6 are also prime. [Opao]

Submitted: 2004-01-25 08:47:39; Last Modified: 2008-01-30 17:28:00.