The book is now available! 80609
(another Prime Pages' Curiosity)
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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 brilliant semiprime whose digits contain circles, i.e., using only the digits 0, 6, 8, 9, in which each of the four digits appears at least once (80609 = 149 * 541). [Earls]

 

  Submitted: 2005-06-30 08:36:50;   Last Modified: 2008-01-30 11:28:00.



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