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

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An emirp that remains prime if any digit is deleted. With the exception of 433, all those 3-digit results of deletions are emirps. [Post]


  Submitted: 2009-07-25 12:11:08;   Last Modified: 2009-07-25 13:09:23.

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