# 2161

This number is a prime.

The smallest prime which is one more than the product of four distinct composite numbers. [Porter]

The first prime after 3 for which n*10^n+1 is also prime (a generalized Cullen prime).

The next prime year of form 17k+2.

(There is one curio for this number that has not yet been approved by an editor.)

Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell