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35 is the smallest number formed from two odd primes. It's prime factors are 5 and 7. Note that its digital sum (8) and digital product (15) are each one less than perfect squares. No prime number greater than 3 fits this category. [Storms]

 

  Submitted: 2004-08-06 11:49:20;   Last Modified: 2008-01-30 11:28:00.



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