A program to find prime numbers and pairs of primes, to decompose numbers into their prime constituents, to find all factors of any positive integer up to 2,147,483,645, and to plot Erdos-Kac and Palmen Color histograms.
The Prime Number Spiral (a.k.a. the Ulam Spiral) is formed by marking the prime numbers in a spiral arrangement of the natural numbers. This is software is for exploring the Prime Number Spiral.
The highly-anticipated sequel has arrived! Put on your gumshoes and let the super- sleuthing begin. The Queens Hope Diamond has been stolen. Search for clues throughout 22 levels, find the offending culprit, and recover the stolen gem. Expand your in