The book is now available! 21493
(another Prime Pages' Curiosity)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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21493 is the smaller of the first pair of sexy primes for which the five numbers between them all have the same number of divisors (8). [Gaydos]

 

  Submitted: 2019-01-14 16:16:26;   Last Modified: 2019-01-14 17:26:14.



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