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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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The smallest semiprime formed by inserting a semiprime between the semiprime's ordered factors. Can you find a large example?


  Submitted: 2018-04-02 20:55:59;   Last Modified: 2018-04-02 21:44:12.

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