The book is now available! 112
(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)

+ 112 = 24 * 7. Note that 74 - 2 is prime. [Luhn]

+ The only 3-digit number such that its factorial raised to the sum of its digits and increased by one is prime. I.e., 112!^(1+1+2)+1 is prime. [Opao]

+ 112!*211! - 1 is prime. [Firoozbakht]

+ The smallest multi-digit composite nude number whose the reversal is prime. (A nude number is a number that is divisible by all of its digits). [Loungrides]

(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 0.0246 seconds.)