The book is now available! 106175
(another Prime Pages' Curiosity)
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106175 = pi(1!+0!+6!+1!+7!+5!) * pi(pi(1!+0!+6!+1!+7!+5!)). It is the only known natural number with this property. [Firoozbakht]

 

  Submitted: 2009-08-10 19:03:48;   Last Modified: 2009-08-10 19:07:32.



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