11111...79999 (40-digits)

This number is a prime.

1111111112 2233333333 4445556677 7777779999

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Least 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: 2010-04-08 22:02:28; Last Modified: 2010-04-11 18:02:57.