The book is now available! 983
(another Prime Pages' Curiosity)
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Replacing each digit of prime 983 with its square respectively its cube results in two new primes 81649 and 72951227. Note that the decimal image of 81649 in base 4 is a palindromic prime (103323301). [De Geest]

 

  Submitted: 2002-05-12 19:06:14;   Last Modified: 2008-01-30 11:28:00.



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