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Replacing each digit of prime 229 with its square, respectively its cube, results in two new primes (4481 and 88729) with a palindromic difference of 84248. Coincidentally, 229 + 4481 + 88729 is palindromic as well. [De Geest]


  Submitted: 2002-05-12 18:35:55;   Last Modified: 2008-07-31 11:43:30.

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