The book is now available! 1999
(another Prime Pages' Curiosity)
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The nth Prime Page will now find any of the first 2.623˙1015 primes or π(x) for x up to 1017.

+ The least prime number such that the sum of its digits is a perfect number.

+ 1999 = 211 - 72. Note that any positive integer n that obeys the relationship n11 - 7n is called a "convenience store number." [Pomerance]

+ The first megaprime was discovered in 1999. The website Prime Curios! was launched the same year. [Doyle]

+ The adventures of the TV show Space: 1999 begin when the Moon is hurled out of Earth's orbit, into deep space.

+ The smallest penultimate year of a millennium that is prime. [Astle]

+ The smallest invertible prime that yields another invertible prime when each digit d is repeated d times: 1999999999999999999999999999. [Beedassy]

+ 1999 was the last time a blue moon appeared twice, in January and March.

+ CafePress was founded as a privately owned company in 1999 by Fred Durham and Maheesh Jain.

+ Prime Numbers Technology is led by Rock Blanco, who sold iBank Travel Management in 1999.

(There are 3 curios for this number that have not yet been approved by an editor.)

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