The book is now available! 5
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

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A cryptarithm is a type of mathematical puzzle in which most or all of the digits in a mathematical expression are substituted by letters or other symbols. In the case of XZY + XYZ = YZX, the value of Z must equal 5.


  Submitted: 1999-09-02 18:40:00;   Last Modified: 2018-04-22 13:11:33.

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