Square root of 6669

The square root of 6669 is 81.663946 (rounded to 6 decimal places). In simplest radical form it is 3√741.

Square root of 6669

Pick any whole number from 1 to 10,000.

\sqrt{6669} = 3\sqrt{741} \approx 81.663946

How to work it out

1
The square root of 6669 is the number that multiplied by itself gives 6669.
2
6669 is between the perfect squares 81² = 6561 and 82² = 6724, so its square root is between 81 and 82.
3
Pull out the biggest square factor: 6669 = 9 × 741, so
$\sqrt{6669} = \sqrt{9 \times 741} = 3\sqrt{741}$
4
A calculator, or long division of digits, gives
$\sqrt{6669} \approx 81.663946$

LaTeX source of the formulas on this page

\[ \sqrt{6669} = 3\sqrt{741} \approx 81.663946 \]
\[ \sqrt{6669} = \sqrt{9 \times 741} = 3\sqrt{741} \]
\[ \sqrt{6669} \approx 81.663946 \]

What is the square root of 6669?

The square root of 6669 is 81.663946 (rounded to 6 decimal places). In simplest radical form it is 3√741.

Is 6669 a perfect square?

No. It lies between 81² = 6561 and 82² = 6724.

What is 6669 squared?

6669 × 6669 = 44475561.

What is the square root of 6669 rounded to 2 decimals?

81.66.