The book is now available! 27592...77631 (20925-digits)
(another Prime Pages' Curiosity)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

+ 11487*2^69496-1 is prime. Notice that 69496 is a palindromic Harshad number, and 11487 is a Super-4 number (i.e., 4*11487^4 contains at least four consecutive 4s in its decimal representation). [Earls]

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