427
This number is a composite.
Single Curio View: (Seek other curios for this number)
427!+1 is a factorial prime. [Dobb]
Submitted: 2002-04-16 08:47:29; Last Modified: 2008-01-30 17:28:00.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell