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The largest known semi-prime that is also the sum of the consecutive prime numbers between its factors (3536123 up to 128541727). The next largest number of this form is 371 (i.e., 7 * 53). [Tryczak]


  Submitted: 2008-11-02 22:04:49;   Last Modified: 2008-11-05 17:14:29.

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