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311 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) 311 is the eleventh three-digit prime for which the sum of the squares of its digits is also a prime. Note that the sum here is eleven as well. [Trotter]
Submitted: 2001-07-17 10:49:21; Last Modified: 2008-01-30 11:28:00.
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