The book is now available! 11112222222222222222211
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:

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

                                                   111 1222222222 2222222211
+ R(23) + R(19) - R(2) is prime. Note that R(2), R(19), and R(23), are the first three repunit primes. [Wesolowski]

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