281474993487871
This number is a prime.
28147 4993487871
Just showing those entries submitted by 'Dobb': (Click here to show all)
2^48 + 2^24 - 1 is prime. [Dobb]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
28147 4993487871
Just showing those entries submitted by 'Dobb': (Click here to show all)
2^48 + 2^24 - 1 is prime. [Dobb]