The book is now available! 3251
(another Prime Pages' Curiosity)
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GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

+ The larger term in the only pair of 4-digit emirps, (1523, 3251), whose both terms are of form x^2+2x+3, x > 0, (x=38 and x=56). [Loungrides]

+ Smallest odd prime p such that (174^p-1)/173 is (probable) prime. [Luen]

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

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