The book is now available! 773
(another Prime Pages' Curiosity)
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Replacing each digit of prime 773 with its square respectively its cube results in two new primes 49499 and 34334327. Note that this latter number is also an emirp (72343343). [De Geest]

 

  Submitted: 2002-05-12 18:44:00;   Last Modified: 2008-01-30 11:28:00.



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