Math Mom: Know your prime numbers

Like prime ministers and prime ribs, prime numbers are the elite of their kind. They are unbreakable.

Unlike other numbers that can be split into smaller factors (e.g. 6=2 x 3), prime numbers can only be divided by 1 and themselves.

Primes have always been the most talked about numbers; even Pythagoras believed that these unbreakable numbers have some spiritual properties. And, guess what? Not only is 2011 is a "prime" year," it's a "sexy" one at that. Read more about prime numbers

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