You could have downloaded Factorizer 11.09 from our software library for free. Factorizer lies within Education Tools, more precisely Science Tools. The most popular versions among Factorizer users are 11.0 and 9.7. The program's installer is commonly called fact1001.exe, fact971.exe, fact967.exe, fact947.exe or fact899.exe etc. This program is an intellectual property of Hermetic Systems.
From the developer:
Factorizer is a Windows program to find factors of numbers up to 2,147,483,646 and to find primes, pairs of primes and Palmen colors of numbers. Or in more detail, Factorizer may be used: (1) to get the prime decomposition of all numbers in a range of numbers, (2) to get all factors of a single number or all factors of all numbers in a range, (3) to find only the prime numbers in a range of numbers, (4) to find pairs of prime numbers (e.g.
You may want to check out more software, such as AlgeFactors, Design-Expert or Intel Security True Key, which might be related to Factorizer.