13421773

This number is a composite.

Single Curio View: (Seek other curios for this number)

This base two strong pseudoprime is the smallest such number with three prime factors, where the product of any two of these factors (53, 157, 1613) is also a strong pseudoprime to base two.

Submitted: 2004-07-04 23:34:02; Last Modified: 2008-01-30 17:28:00.