The book is now available! 2197
(another Prime Pages' Curiosity)
Prime Curios!
Curios: Curios Search:
 

Participate:
Share/Bookmark
+ This is the smallest cube (13^3) that may be obtained by concatenating primes in two different ways: 2, 197 and 2, 19, 7. [Hartley]

+ The smallest cube whose sum of digits is a prime number. [Gudipati]

(There is one curio for this number that has not yet been approved by an editor.)

  To link to this page use http://primes.utm.edu/curios/page.php?number_id=2790



Prime Curios! © 1999-2013 (all rights reserved)