Q: What is 21,210,009 squared (21,210,0092)

 A:
449864481780081
Scientific Notation: 4.498644817801 x 1014


Why does 21,210,0092 = 449864481780081?

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 21,210,009 x 21,210,009 = 449864481780081


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21,210,007221,210,008221,210,010221,210,0112
449864396940049449864439360064449864524200100449864566620121

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