191735161

This number is a prime.

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

This is the smallest prime p such that 10^n + p is the smallest n+1_digit pseudoprime to base 2 where p < 10^n. [Gupta , De Geest]

Submitted: 2002-02-21 16:18:12; Last Modified: 2008-01-30 17:28:00.