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28 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) 28 is a perfect number expressible as the sum of first five prime numbers i.e., 2 + 3 + 5 + 7 + 11 = 28. [Gupta]
Submitted: 2001-09-13 23:04:23; Last Modified: 2008-01-30 11:28:00.
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