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The largest five-digit palindrome that is the sum of 3 consecutive primes (32917 + 32933 + 32939). Note that its prime factorization is 223 * 443 and 223 + 443 is the beast number. [Trotter]

 

  Submitted: 2001-08-21 18:30:16;   Last Modified: 2008-01-30 11:28:00.



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