The book is now available! 19
(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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19 is the smallest prime equal to the product of twin primes plus their arithmetic mean (3*5 + 4 = 19). [Teofilatto]


  Submitted: 2004-07-09 08:40:39;   Last Modified: 2010-01-01 18:01:23.

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