1242

This number is a composite.

Single Curio View:   (Seek other curios for this number)
1242 = 1/2(sigma(1242)-phi(1242)). It is interesting that all numbers less than 1242 with this property are 12 & 42. [Firoozbakht]

Submitted: 2004-10-08 13:17:07;   Last Modified: 2008-01-30 17:28:00.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell