The book is now available! 29
(just those submitted by Jevtic)
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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 'Jevtic': (Click here to show all)

+ 29 is the smallest prime p such that sigma((p-1)/2)=sigma((p+1)/2). [Jevtic]

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