The book is now available! 43
(just those submitted by Marshall)
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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 'Marshall': (Click here to show all)

+ There exist three different two-digit prime numbers such that the average of all three is 43 and the average of any two is also prime. [Sole and Marshall]

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