The book is now available! 160
(another Prime Pages' Curiosity)
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+ 160! - 159! + 158! - ... -3! + 2! - 1! is prime. [Keller]

+ 160 is the smallest number which is sum of 3 distinct prime cubes (23+33+53). [Capelle]

(There is one curio for this number that has not yet been approved by an editor.)




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