Factorizer is an easy-to-use program that finds factors, primes, prime decompositions, and pairs of primes. The program's simple design and quick results make it a great option for users doing this kind of math.
Factorizer's interface is not beautiful, but it is clean and intuitive, with all of its functions clearly displayed on one screen. You enter a number or range of numbers and then simply click a radio button to select factors, prime numbers, prime pairs, etc. The results are displayed in a text box from which you can easily cut and paste the data into another … Read more