Square root of 221
The square root of 221 is 14.866069 (rounded to 6 decimal places). It cannot be simplified.
Square root of 221
Pick any whole number from 1 to 10,000.
How to work it out
- 1
The square root of 221 is the number that multiplied by itself gives 221.
- 2
221 is between the perfect squares 14² = 196 and 15² = 225, so its square root is between 14 and 15.
- 3
221 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
\[ \sqrt{221} = \sqrt{221} \approx 14.866069 \]
\[ \sqrt{221} \]
\[ \sqrt{221} \approx 14.866069 \]Squares around 221
| Number | Squared |
|---|---|
| 13 | 169 |
| 14 | 196 |
| 15 | 225 |
| 16 | 256 |
Questions
What is the square root of 221?
The square root of 221 is 14.866069 (rounded to 6 decimal places). It cannot be simplified.
Is 221 a perfect square?
No. It lies between 14² = 196 and 15² = 225.
What is 221 squared?
221 × 221 = 48841.
What is the square root of 221 rounded to 2 decimals?
14.87.