The book is now available! 449
(another Prime Pages' Curiosity)
Prime Curios!

Valid HTML 4.01!

Curios: Curios Search:
 

Participate:
Share
GIMPS has discovered a new largest known prime number: 282589933-1 (24,862,048 digits)

+ The smallest prime number whose individual digits are composite perfect squares. [Thoms]

+ The smallest prime number that can be constructed by two concatenated perfect prime squares (22 and 72). [Wagler]

+ 449 is the 87th prime. Note that 42 + 42 + 92 = 82 + 72. [Punches]

+ The smallest prime whose digits are all semiprimes. [Silva]

+ Smallest zeroless prime whose every power contain the digit zero in it. [Gupta]

+ The 449 Club (or Club 449) takes its name from page 449 of the first few editions of Alcoholics Anonymous or "The Big Book" as it is affectionately known by members. A familiar and oft quoted passage there concerns the notion of acceptance as the key to happiness. [Green]

+ The smallest of only two 3-digit composite-digit primes. The other is 499. [Loungrides]

+ The smallest prime formed from the concatention of semiprimes in two ways {4, 4, 9} and {4, 49}. [Silva]

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




Prime Curios! © 2000-2019 (all rights reserved)  privacy statement   (This page was generated in 0.0311 seconds.)