Square root of 489
The square root of 489 is 22.113344 (rounded to 6 decimal places). It cannot be simplified.
Square root of 489
Pick any whole number from 1 to 10,000.
How to work it out
- 1
The square root of 489 is the number that multiplied by itself gives 489.
- 2
489 is between the perfect squares 22² = 484 and 23² = 529, so its square root is between 22 and 23.
- 3
489 has no square factor bigger than 1, so the radical stays as it is.
- 4
A calculator, or long division of digits, gives
LaTeX source of the formulas on this page
\[ \sqrt{489} = \sqrt{489} \approx 22.113344 \]
\[ \sqrt{489} \]
\[ \sqrt{489} \approx 22.113344 \]Squares around 489
| Number | Squared |
|---|---|
| 21 | 441 |
| 22 | 484 |
| 23 | 529 |
| 24 | 576 |
Questions
What is the square root of 489?
The square root of 489 is 22.113344 (rounded to 6 decimal places). It cannot be simplified.
Is 489 a perfect square?
No. It lies between 22² = 484 and 23² = 529.
What is 489 squared?
489 × 489 = 239121.
What is the square root of 489 rounded to 2 decimals?
22.11.