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(another Prime Pages' Curiosity)
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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 4-digit primes, each concatenated from a safe prime, 2p+1, and the corresponding Sophie Germain prime p, case p=23. The other is 2311. [Loungrides]


  Submitted: 2012-10-12 12:48:12;   Last Modified: 2018-05-02 15:28:06.

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