The book is now available! 1811
(just those submitted by Honaker)
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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 'Honaker': (Click here to show all)

+ An invertible prime formed from the concatenation of the first n positive strobogrammatic numbers, i.e., 1, 8, and 11. Can you find the next one? [Honaker]

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