The book is now available! 31
(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 prime number 31 is also a repunit in three different bases: 31 is 11111 in base 2; it is 111 in base 5, and it is 11 in base 30. [Dobb]


  Submitted: 2002-05-05 17:18:43;   Last Modified: 2008-01-30 11:28:00.

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