6607882123
This number is a prime.
 The smallest member of the first Ormiston quadruple.  [Andersen]
 
The smallest member of the first Ormiston quadruple.  [Andersen]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Reginald McLean
This number is a prime.
 The smallest member of the first Ormiston quadruple.  [Andersen]
 
The smallest member of the first Ormiston quadruple.  [Andersen]