The book is now available! 510510
(another Prime Pages' Curiosity)
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+ Pomerance found that the product of 715*(715-1)=510510 equaled the product of both their prime factors: 2*3*5*7*11*13*17. [McAlee]

+ The smallest cyclical primorial. [King]

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

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