220

This number is a composite.

Single Curio View:   (Seek other curios for this number)
The product of the first 220 composite numbers falls between a twin prime pair. [Gaydos]

Submitted: 2015-07-02 04:34:02;   Last Modified: 2018-04-03 16:15:28.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell