The book is now available! 380
(another Prime Pages' Curiosity)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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380 is the smallest number divisible by 5 of the form
pi ( pi + 1 ) where pi is prime and does not equal 5. [Sladcik]


  Submitted: 2004-09-14 11:31:56;   Last Modified: 2008-01-30 11:28:00.

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