1657
This number is a prime.
Single Curio View: (Seek other curios for this number)
1657 = prime( (1*6*5*7) + (1+6+5+7) ) + (1*6*5*7). Note
that the prime 1657 is the only number less than 10^7 with
this property. [Firoozbakht]
Submitted: 2004-09-05 14:50:09; Last Modified: 2008-01-30 17:28:00.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell