This number is a prime.

                                                       9999999993 3377777771

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The only prime consisting of every digit d in which multidigit primes end, repeated d times. Note that the order in which each digit d occurs (i.e., 9371) corresponds to the largest prime with every distinct digit d. [Beedassy]

Submitted: 2009-04-27 07:21:28;   Last Modified: 2009-04-27 12:24:25.
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