Factorizer is a Windows program to ... to 2,147,483,646 and to find primes, pairs of primes and Palmen colors of numbers. ... - 12 or 10n + 2.

The Prime Number Spiral (a.k.a. the ... arrangement to compare with the primes and (c) shows how square ... numbers are located on the spiral.

This is a programmable multiple-precision hex ... of bits; search for random primes. 6. Randomicity/primality test: perform primality ... a variety of shift register configurations.