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

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The smallest Francesca-Carlotta prime, i.e., if a Fibonacci-like sequence is formed with the first term equal to the number of digits in n and the second term equal to the sum of the decimal digits in n, then n itself occurs as a term in the sequence after the first two terms. [Russo]


  Submitted: 2000-06-15 08:39:39;   Last Modified: 2008-01-30 11:28:00.

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