1957

This number is a composite.

Single Curio View:   (Seek other curios for this number)
1957 was the year the Cullen number C141 was proved to be prime (the first Cullen prime after the first Cullen number).

Submitted: 2003-12-26 04:36:03;   Last Modified: 2008-01-30 11:28:00.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell