131
This number is a prime.
Single Curio View: (Seek other curios for this number)
The smallest palindromic prime using two distinct digits
which when interchanged forms another palindromic prime
(313). Note that in both cases a new palindromic prime with
a prime number of digits is generated when each digit
d is repeated d times: 13331; 3331333. [Beedassy]
Submitted: 2009-03-07 06:16:31; Last Modified: 2009-03-08 00:46:23.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell