The book is now available! 12345...54321 (3111-digits)
(just those submitted by Broadhurst)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

Just showing those entries submitted by 'Broadhurst': (Click here to show all)

+ 12345654320*(10^3110-1)/(10^10-1)+1 is a palindromic prime with peak and valley pattern. [Broadhurst]

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