The folowing table expresses '810' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
| Base | DR10 | DR9 | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 1100101010 | 101 | 10 | 1 | ||||||
| 3 | 1010000 | 2 | ||||||||
| 4 | 30222 | 21 | 3 | |||||||
| 5 | 11220 | 11 | 2 | |||||||
| 6 | 3430 | 14 | 5 | |||||||
| 7 | 2235 | 15 | 6 | |||||||
| 8 | 1452 | 14 | 5 | |||||||
| 9 | 1100 | 2 | ||||||||
| 10 | 810 | 9 | ||||||||
| 11 | 677 | 19 | A | |||||||
| 12 | 576 | 16 | 7 | |||||||
| 13 | 4A4 | 15 | 6 | |||||||
| 14 | 41C | 13 | 4 | |||||||
| 15 | 390 | C | ||||||||
| 16 | 32A | F |
Factors: 2 * 34 * 5