The book is now available! 71234567
(just those submitted by Poo Sung)
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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 'Poo Sung': (Click here to show all)

+ 71234567 is an emirp. This is the smallest prime of the form n12...n. The reversal 76543217 is also the smallest primes of this form. [Poo Sung]

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