The book is now available! 161
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

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

+ Every number greater than 161 is the sum of distinct primes of the form 6n - 1. [Wells]

+ The smallest semiprime that yields a palindromic prime when turned upside down. [Ondrejka]

(There are 2 curios for this number that have not yet been approved by an editor.)

Prime Curios! © 2000-2019 (all rights reserved)  privacy statement