The book is now available! 263
(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 3-digit prime whose the square, 69169, is a strobogrammatic number. Likely, 263 is the largest known prime with this property. [Loungrides]


  Submitted: 2014-06-13 08:55:07;   Last Modified: 2019-09-04 08:52:13.

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