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The largest prime narcissistic number, i.e., a number such that the sum of each digit raised to a power equal to the length of the number equals the number. Numbers with this property are sometimes known as Armstrong numbers or Pluperfect Digital Invariants (PPDI's). [De Geest]


  Submitted: 2007-01-31 14:24:20;   Last Modified: 2008-12-22 23:37:16.

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