The book is now available! 6871
(just those submitted by Gaydos)
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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 'Gaydos': (Click here to show all)

+ Is 6871 the only prime number for which its cube (324384314311) and the cube of its reverse (1786^3=5696975656) have no digits in common? [Gaydos]

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