42This entry was posted in Uncategorized on March 31, 2006 by Ian Pattinson Prime numbers, such as 17 and 23, are those that can only be divided by themselves and one. They are the most important objects in mathematics because, as the ancient Greeks discovered, they are the building blocks of all numbersâ€”any of which can be broken down into a product of primes. (For example, 105 = 3 x 5 x 7.) They are the hydrogen and oxygen of the world of mathematics, the atoms of arithmetic. They also represent one of the greatest challenges in mathematics. Technorati tag: Prime Numbers, 42, Riemann Hypothesis Share this:FacebookTwitterRedditTumblrPinterestLinkedInPocketWhatsApp