
Curios:
Curios Search:
Participate: 
Single Curio View: (Seek other curios for this number) (3217, 7213) is the only pair of primes formed from a doubledigit number n, (n=37), by inserting the product of its digits in between the digits of the number n and in between the digits of the reversal of n. [Loungrides]
Submitted: 20110702 05:20:47; Last Modified: 20111017 06:47:46.
Prime Curios! © 20002018 (all rights
reserved)
privacy statement
