Square root of 620

The square root of 620 is 24.899799 (rounded to 6 decimal places). In simplest radical form it is 2√155.

Square root of 620

Pick any whole number from 1 to 10,000.

\sqrt{620} = 2\sqrt{155} \approx 24.899799

How to work it out

1
The square root of 620 is the number that multiplied by itself gives 620.
2
620 is between the perfect squares 24² = 576 and 25² = 625, so its square root is between 24 and 25.
3
Pull out the biggest square factor: 620 = 4 × 155, so
$\sqrt{620} = \sqrt{4 \times 155} = 2\sqrt{155}$
4
A calculator, or long division of digits, gives
$\sqrt{620} \approx 24.899799$

LaTeX source of the formulas on this page

\[ \sqrt{620} = 2\sqrt{155} \approx 24.899799 \]
\[ \sqrt{620} = \sqrt{4 \times 155} = 2\sqrt{155} \]
\[ \sqrt{620} \approx 24.899799 \]

What is the square root of 620?

The square root of 620 is 24.899799 (rounded to 6 decimal places). In simplest radical form it is 2√155.

Is 620 a perfect square?

No. It lies between 24² = 576 and 25² = 625.

What is 620 squared?

620 × 620 = 384400.

What is the square root of 620 rounded to 2 decimals?

24.90.