The book is now available! 1207
(another Prime Pages' Curiosity)
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+ The second smallest semiprime whose factors (17 and 71) form a pair of emirps. [Toews]

+ The greatest common divisor of the 2nd and 3rd smallest Carmichael numbers of order 2, namely 39671149333495681 and 842526563598720001. [Hasler]

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