2222239
This number is a prime.
Just showing those entries submitted by 'La Barbera': (Click here to show all)
10999 + 2222239 and 2 * (10999 + 2222239) + 1 is the smallest titanic Sophie Germain prime couple. [La Barbera]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell