1961

This number is a composite.

Single Curio View:   (Seek other curios for this number)
(1+9+6+1)*1961 + 1*9*6*1, (1!*9!*6!*1!)*1961 - 1, & (1*9*6*1)!*1961*prime(1961) + 1, are primes. Note that 1961 is the smallest number with such properties. [Firoozbakht]

Submitted: 2004-08-01 12:04:07;   Last Modified: 2008-01-30 11:28:00.
Printed from the PrimePages <primes.utm.edu> © G. L. Honaker and Chris K. Caldwell