31121999
This number is a prime.
31121999 (in the form ddmmyyyy) is the last day of the second
millennium to be a prime number. [Colucci]
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell
This number is a prime.
31121999 (in the form ddmmyyyy) is the last day of the second
millennium to be a prime number. [Colucci]