59999...99999 (4333-digits)

This number is a prime.

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This 'near-repdigit' prime (a near-repdigit prime is one where all the digits except one are the same; this one is one 5 followed by 4332 9s) was discovered by Harvey Dubner in 1988. [Dobb]

Submitted: 2002-04-14 04:59:08; Last Modified: 2008-01-30 17:28:00.