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

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The length of the side of a basic pantactic square (see Brian Astle, "Pantactic Squares" Math Gazette 1965, pp.144-52). [Astle]


  Submitted: 2004-08-17 13:56:33;   Last Modified: 2008-01-30 11:28:00.

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