The book is now available! 666666
(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 six-digit repdigit such that the sum of itself and all truncations of itself plus one is an emirp. [Bajpai]


  Submitted: 2015-03-03 11:23:17;   Last Modified: 2016-07-31 10:35:23.

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