Evaluate
2\sqrt{1019090}\approx 2018.999752353
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\sqrt{4076361-1}
Calculate 2019 to the power of 2 and get 4076361.
\sqrt{4076360}
Subtract 1 from 4076361 to get 4076360.
2\sqrt{1019090}
Factor 4076360=2^{2}\times 1019090. Rewrite the square root of the product \sqrt{2^{2}\times 1019090} as the product of square roots \sqrt{2^{2}}\sqrt{1019090}. Take the square root of 2^{2}.
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