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

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prime(13) = reversal(sigma(13)). It is the only multidigit number with this property. [Firoozbakht]


  Submitted: 2010-06-11 05:43:29;   Last Modified: 2018-04-24 19:44:36.

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