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From time immemorial, human beings have been trying to make their lives easy and worth living through the invention of gadgets. The invention of the computer and, therefore, the history of computing has taken the same track. The timeline of the development of computing stretches back like the recorded history of humanity itself. Besides tools that make life easier, human beings have also always been fascinated with numbers. So it should be no surprise, that the first utility tools recorded in history dealt with numbers. For example, it is believed that the first prime numbers recorded on animal bones and rocks—the only available and durable storage devices of the time—were done between 20000 B.C. to 30000 B.C. [1]. By 1800 B.C., the first place-value number system was in place. To help merchants who were trading goods to quickly calculate goods bought and sold, and also gains and losses, there was a need to develop a device to do the mathematics quickly. This led to the invention of the abacus, the device many believe was the mother of the digital computer as we know it today, between 1000 B.C. and 500 B.C.Without performing actual calculations, the abacus helps the person using it to keep track of the calculated results he or she has done mentally. Zero and negative numbers were first used between 300 B.C. and 500 A.D. 1

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