The square root of 257 calculated to 10 decimal places.
| Number | Square Root | Perfect Square? |
|---|---|---|
| 252 | 15.8745078664 | No |
| 253 | 15.9059737206 | No |
| 254 | 15.9373774505 | No |
| 255 | 15.9687194227 | No |
| 256 | 16 | Yes |
| 257 | 16.0312195419 | No |
| 258 | 16.0623784042 | No |
| 259 | 16.0934769394 | No |
| 260 | 16.1245154966 | No |
| 261 | 16.1554944214 | No |
| 262 | 16.1864140562 | No |
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