The book is now available! 8888
(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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The only four-digit repdigit such that the product of itself and all truncations of itself plus one is prime, i.e., 8888*888*88*8 + 1 is prime. [Opao]


  Submitted: 2003-12-14 23:57:29;   Last Modified: 2016-02-09 08:33:59.

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