The book is now available! 10853
(just those submitted by Caldwell)
Prime Curios!
Curios: Curios Search:
 

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

Just showing those entries submitted by 'Caldwell': (Click here to show all)

+ The smallest number to take 26 steps to reach a palindrome with the reverse-then-add process. [Caldwell]




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