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                                   17101319 2328313244 4968707982 8691949710
0103109129 1301331391 6717618819 0192193203 2082192262 3023623926 2263280291
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The concatenation of first forty-three Happy numbers is prime. [Gupta]

 

  Submitted: 2003-01-11 22:48:24;   Last Modified: 2008-01-30 11:28:00.



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