The book is now available! 441
(another Prime Pages' Curiosity)
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441^441*4!*4!*1! + 1 is a titanic prime. Note that 441 is the only three-digit number with this property. [Firoozbakht]

 

  Submitted: 2004-07-17 10:28:33;   Last Modified: 2008-01-30 11:28:00.



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