The square root of 816 calculated to 10 decimal places.
| Number | Square Root | Perfect Square? |
|---|---|---|
| 811 | 28.4780617318 | No |
| 812 | 28.4956136976 | No |
| 813 | 28.5131548588 | No |
| 814 | 28.5306852354 | No |
| 815 | 28.5482048472 | No |
| 816 | 28.5657137142 | No |
| 817 | 28.5832118559 | No |
| 818 | 28.6006992922 | No |
| 819 | 28.6181760425 | No |
| 820 | 28.6356421266 | No |
| 821 | 28.6530975638 | No |
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