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8861 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) The largest four-digit prime ABCD for which AB + CD, A + BCD, ABC + D, and A + B + C + D are all prime. [Kilpatrick]
Submitted: 2006-03-10 13:59:13; Last Modified: 2008-01-30 11:28:00.
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