The book is now available! 1661
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 
Participate: 		+ The smallest invertible palindromic semiprime. [Capelle]

+ prime(1*6*6*1)*pi(1*6*6*1) = 1661. It is the largest known (up to 10^7) with this property. [Firoozbakht]

  To link to this page use http://primes.utm.edu/curios/page.php?number_id=7479


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