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This number is a prime.
999 9999999999 9999991999
Single Curio View: (Seek other curios for this number)The smallest near-repdigit prime whose sum of digits is a near-repdigit prime substring (199). Note that the latter is the smallest near-repdigit prime whose sum of digits is a prime substring (19). [Beedassy]
Submitted: 2009-12-14 02:08:03; Last Modified: 2009-12-14 21:38:16.
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