√136 ≈ 11.6619
√136 is an irrational number, so its decimals never end or repeat. It sits between 11 and 12 because 11² = 121 and 12² = 144.
| Decimal places | Value |
|---|---|
| 0 | 12 |
| 1 | 11.7 |
| 2 | 11.66 |
| 3 | 11.662 |
| 4 | 11.6619 |
| 5 | 11.66190 |
| 10 (digits) | 11.6619037897 |
136 = 4 × 34 and √4 = 2, so √136 = 2√34.
11.6619 × 11.6619 ≈ 135.9999, which is very close to 136.
Need another number? Use the square root calculator (also cube roots and other roots).
| Number | Square root |
|---|---|
| 132 | 11.4891 |
| 133 | 11.5326 |
| 134 | 11.5758 |
| 135 | 11.6190 |
| 137 | 11.7047 |
| 138 | 11.7473 |
| 139 | 11.7898 |
| 140 | 11.8322 |