The book is now available! 8317
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 
Participate:
+ The largest prime formed by concatenating two double-digit primes (83, 17) whose sum is 100. Note that 1783 is the smallest such prime. [Loungrides]

  To link to this page use http://primes.utm.edu/curios/page.php?number_id=8845



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