"What is 643 to the 2nd power? (What is Six hundred forty-three to the second power?)" is the math problem we are solving here. In mathematical terms, 643 is the base and 2 is the exponent as follows:
6432
The problem above (643 to the 2nd power) means that you multiply 643 by itself. In other words, 643 × 643. When we do that, we get the answer as follows:
413,449
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