Evaluate
8\sqrt{856919038253}\approx 7405593.726919672
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8\sqrt{856919038253}
Factor 54842818448192=8^{2}\times 856919038253. Rewrite the square root of the product \sqrt{8^{2}\times 856919038253} as the product of square roots \sqrt{8^{2}}\sqrt{856919038253}. Take the square root of 8^{2}.
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