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

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The larger of only two non-titanic primes p, that is the product of a repunit number and all truncations of itself plus two, i.e., 111*11*1+2. Note that the other such prime, 11*1+2, is also emirp. [Loungrides]


  Submitted: 2017-07-20 07:09:43;   Last Modified: 2017-07-21 12:47:06.

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