Primality

Primality Tester 4.6.4

Test any number for primality with a single click. It uses a deterministic test

License: Free to try , $0.99 to buy.
Size: 6.60MB
Release date: 14th December 2005

Prime Integer Observatory 1.0

Visualization of integer factorizations as a scrollable table

License: Freeware
Size: 106KB
Release date: 1st March 2002