23505...58213 (1975-digits)

This number is a composite.

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As determined by Ray Chandler and Jonathan Vos Post, this is the largest known prime of the form: (prime(n)-1)! + prime(n)^9 In this case, (prime(137)-1)! + prime(137)^9 = (773-1) + 773^9. No larger such prime has been found up to n = 150.

Submitted: 2004-11-27 21:54:30;   Last Modified: 2008-01-30 11:28:00.
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