1993

This number is a prime.

Just showing those entries submitted by 'Post': (Click here to show all)

+ In the prime year 1993 Caldwell announced what was then both the largest known factorial prime (3610! - 1) and the largest known primorial prime (24029# + 1). [Post]

Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell