√167 ≈ 12.9228
√167 is an irrational number, so its decimals never end or repeat. It sits between 12 and 13 because 12² = 144 and 13² = 169.
| Decimal places | Value |
|---|---|
| 0 | 13 |
| 1 | 12.9 |
| 2 | 12.92 |
| 3 | 12.923 |
| 4 | 12.9228 |
| 5 | 12.92285 |
| 10 (digits) | 12.9228479833 |
167 has no perfect-square factor other than 1, so √167 is already in simplest radical form.
12.9228 × 12.9228 ≈ 166.9988, which is very close to 167.
Need another number? Use the square root calculator (also cube roots and other roots).
| Number | Square root |
|---|---|
| 163 | 12.7671 |
| 164 | 12.8062 |
| 165 | 12.8452 |
| 166 | 12.8841 |
| 168 | 12.9615 |
| 169 | 13 |
| 170 | 13.0384 |
| 171 | 13.0767 |