99997...11111 (40-digits)

This number is a prime.

                                 9999777777 7766555444 3333333322 2111111111

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Greatest integer that consists of exactly the digits (with multiplicity) of the first 22 primes. Not only is this number prime, but also an emirp. [Chandler]

Submitted: 2010-04-12 20:08:44;   Last Modified: 2010-04-12 21:17:46.
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