|
|
|
Curios:
Curios Search:
Participate: |
Single Curio View: (Seek other curios for this number) The only prime starting and ending with Mersenne primes (3, 31) that sandwich their difference (28) which is a perfect number. [Beedassy]
Submitted: 2009-07-28 03:00:26; Last Modified: 2009-07-28 08:23:35.
Prime Curios! © 1999-2012 (all rights
reserved)
|