The book is now available! 1110
(another Prime Pages' Curiosity)
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1110 is the smallest four-digit number whose product of its factorial and primorial plus 1 is prime. I.e., 1110!*1110# + 1 is prime. [Opao]

 

  Submitted: 2003-11-16 21:38:47;   Last Modified: 2008-01-30 11:28:00.



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