The book is now available! 12
(another Prime Pages' Curiosity)
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The hardware and software on this system was updated September 4th.  Please let me know of any problem you encounter. <caldwell@utm.edu>

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12 is the smallest composite number whose sum of digits, product of digits and the sum of the sum of digits and product of digits are all prime. [Gevisier]

 

  Submitted: 1999-09-02 18:40:00;   Last Modified: 2008-01-30 11:28:00.



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