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

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The number of 21-digit palindromic primes ending with the digit 9, computed by Shyam Sunder Gupta (2009), is a 9-digit prime number. [Capelle]


  Submitted: 2009-03-13 15:26:46;   Last Modified: 2009-03-13 18:07:30.

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