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(just those submitted by Kulsha)
Prime Curios!
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+ 11 + 22 + 33 + 44 + 55 + 66 + 77 + 88 + 99 + 1010 is prime. [Kulsha]

+ The 10-bit number (1110101001) containing zeros on prime positions and units on non-prime positions, reading right-to-left, is a binary emirp. [Kulsha]




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