The square root of 23 calculated to 10 decimal places.
| Number | Square Root | Perfect Square? |
|---|---|---|
| 18 | 4.2426406871 | No |
| 19 | 4.3588989435 | No |
| 20 | 4.4721359550 | No |
| 21 | 4.5825756950 | No |
| 22 | 4.6904157598 | No |
| 23 | 4.7958315233 | No |
| 24 | 4.8989794856 | No |
| 25 | 5 | Yes |
| 26 | 5.0990195136 | No |
| 27 | 5.1961524227 | No |
| 28 | 5.2915026221 | No |
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