A prime number is a number with exactly two factors. Prime numbers are only divisible by 1 and itself. Another way to think of prime numbers is that they are only ever found as answers in their own ...
Which is 9. So 9 is a square number. Here are some other examples of square numbers. Can you see how all these numbers can be arranged into a square? Which is 64. So 64 is a cube number. Here are some ...
A new DNA computer calculates square roots of perfect squares up to 900. Like quantum computers, DNA computers are an exciting frontier of post-silicon computing. Where previous examples were up to 4 ...
Scientific American presents Math Dude by Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. After all of the fun we’ve had recounting the tales of Knot Dude, ...
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