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7663 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) 7663 = 79 * 97 is the product of an emirp pair. Its sum of digits is double a repunit prime. [Post]
Submitted: 2009-07-27 12:18:20; Last Modified: 2009-07-27 12:28:05.
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