The folowing table expresses '864' 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 | 1101100000 | 100 | 1 | |||||||
| 3 | 1012000 | 11 | 2 | |||||||
| 4 | 31200 | 12 | 3 | |||||||
| 5 | 11424 | 22 | 4 | |||||||
| 6 | 4000 | 4 | ||||||||
| 7 | 2343 | 15 | 6 | |||||||
| 8 | 1540 | 12 | 3 | |||||||
| 9 | 1160 | 8 | ||||||||
| 10 | 864 | 18 | 9 | |||||||
| 11 | 716 | 13 | 4 | |||||||
| 12 | 600 | 6 | ||||||||
| 13 | 516 | C | ||||||||
| 14 | 45A | 15 | 6 | |||||||
| 15 | 3C9 | 19 | A | |||||||
| 16 | 360 | 9 |
Factors: 25 * 33
864 is in the Pythagorean Triple: (473, 864, 985).