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

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Up to 59 moves are required in Rook and Bishop versus Rook endgame positions that have a forced win. [Speelman]


  Submitted: 2017-09-08 08:54:30;   Last Modified: 2017-09-08 08:57:59.

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