4295145556
This number is a composite.
The smallest number n such that n - Fj (for j = 0 to 5) are all primes. Here Fj denotes the jth Fermat number. [Russo]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a composite.
The smallest number n such that n - Fj (for j = 0 to 5) are all primes. Here Fj denotes the jth Fermat number. [Russo]