Find out about prime factors and how to use them in THE MEAN AND VULGAR BITS

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This one was invented by
Abraham Joffe


Use this amazing little calculator to see if you can break a great big ugly number into neat prime factors!

If the number is PRIME then it won't break down, but if it's COMPOSITE, this calculator will smash it to bits and give you all the factors.


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Type a whole number into the box.

Prime Numbers: explanation and tricks

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