"What is 638 to the 2nd power? (What is Six hundred thirty-eight to the second power?)" is the math problem we are solving here. In mathematical terms, 638 is the base and 2 is the exponent as follows:
6382
The problem above (638 to the 2nd power) means that you multiply 638 by itself. In other words, 638 × 638. When we do that, we get the answer as follows:
407,044
2nd Power Calculator
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