Q: What is 21,240,645 squared (21,240,6452)

 A:
451165000016025
Scientific Notation: 4.51165000016 x 1014


Why does 21,240,6452 = 451165000016025?

When you're trying to find what a number is when squared, you take the number and multiple it by itself.

So, that means you take 21,240,645 x 21,240,645 = 451165000016025


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21,240,643221,240,644221,240,646221,240,6472
451164915053449451164957534736451165042497316451165084978609

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