The folowing table expresses '870' 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 | 1101100110 | 110 | 10 | 1 | ||||||
| 3 | 1012020 | 20 | 2 | |||||||
| 4 | 31212 | 21 | 3 | |||||||
| 5 | 11440 | 20 | 2 | |||||||
| 6 | 4010 | 5 | ||||||||
| 7 | 2352 | 15 | 6 | |||||||
| 8 | 1546 | 20 | 2 | |||||||
| 9 | 1166 | 15 | 6 | |||||||
| 10 | 870 | 15 | 6 | |||||||
| 11 | 721 | A | ||||||||
| 12 | 606 | 10 | 1 | |||||||
| 13 | 51C | 15 | 6 | |||||||
| 14 | 462 | C | ||||||||
| 15 | 3D0 | 11 | 2 | |||||||
| 16 | 366 | F |
Factors: 2 * 3 * 5 * 29