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.

Have you ever faced a situation where you have waited for a program to complete and had the feeling the program may have crashed? Wouldn't it be nice if you could always see if your CPU is really working? Well, you could have the task manager window in front, but how about a program that doesn't waste valuable screen space? CPUUsage System Service is a free tool that displays the cpu load as a tray icon image.

ImTOO Zune Video Converter is a powerful video and movie converter for your Zune which helps you watch videos and movies on your Zune anywhere and anyway. It can convert video files of AVI, MPEG, WMV, MOV, MP4, RM, RMVB, DivX, ASF, VOB and 3GP etc to Zune Video formats, e.g. WMV, MPEG4 and H.264. It can extract audio files from video files or movies to Zune audio formats, e.g. WMA, MP3 and AAC with a few clicks.

EssentialPIM Pro Portable is the advanced version of Personal Information Manager that will handle all your calendar, contact, to do and notes needs in an easy- to- use, manageable form. EssentialPIM Pro Portable is U3-compliant and works straight from your removable media, whether you use a USB flash drive, compact flash card, or even a good old floppy.

Zoner Barcode Studio is a complete solution for barcodes. It creates, prints, and manages the UPC A, UPC E, ITF, Code 128, EAN 13, EAN 8, UCC/EAN 128, Code 39, Code 93, Codabar, Postnet, and 2/5-type codes. It exports to ZMF, WMF, EMF and BMP (including multiple export in ZMF) and the Clipboard. It supports bar-width correction to compensate for ink feather, and optimizes to provide maximum quality on low-quality printers. XML support.

With Quizland you can test your knowledge through a fun and simple game. With a database of over 1500 different questions, there's enough for anyone! You have 15 seconds of time to answer correctly to each questions. The faster you answer, the higher the score you get.

X Ball is a cash-based brick breaking game. Anyone who has ever enjoyed playing classic brickout will love this brand new twist on the game! You can buy and sell powerups to use at any time during game play! There are 40 different powerups, too many different types of bricks to count, an assortment of enemies, and 350+ levels available. And a World Editor is included so you can make your own! All classic brickout fans should give this game a try!

New web browser from Google - Google Chrome - includes cool features such as dynamic tabbed browsing, "incognito" surfing mode, application shortcuts, integrated search and address bar. Google Crome features fast browsing, import bookmarks feature, crash control, faster and simpler downloads. It could be a real competition to FireFox or Internet Explorer in future. Meanwhile download and check out this new cool internet browser from Google.