The book is now available! 86269
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 
Participate:
+ Replace any single digit of 86269 with a 3 and the result is always prime. It is the largest five-digit prime with this property. [Luhn]

  To link to this page use http://primes.utm.edu/curios/page.php?number_id=753



Prime Curios! © 1999-2009 (all rights reserved)