688453
This number is a prime.
Single Curio View: (Seek other curios for this number)
The first "twin prime kilogap" occurs immediately after
688453. One thousand or more (in this case 1005) integers without a twin prime.
Submitted: 2010-12-04 22:02:54; Last Modified: 2010-12-04 23:58:39.
Printed from the PrimePages <t5k.org> © G. L. Honaker and Chris K. Caldwell