The book is now available! 561
(another Prime Pages' Curiosity)
Prime Curios!

Valid HTML 4.01!

Curios: Curios Search:

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

+ 561 is the smallest Carmichael number.

+ 5612 ± 2 are two consecutive primes. [Luhn]

+ The sum of the squares of the first five non-squarefree numbers. [Post]

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

Prime Curios! © 2000-2019 (all rights reserved)  privacy statement   (This page was generated in 0.0219 seconds.)