Evaluate
27\sqrt{3}\approx 46.765371804
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\sqrt{2187}
Calculate 3 to the power of 7 and get 2187.
27\sqrt{3}
Factor 2187=27^{2}\times 3. Rewrite the square root of the product \sqrt{27^{2}\times 3} as the product of square roots \sqrt{27^{2}}\sqrt{3}. Take the square root of 27^{2}.
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