The folowing table expresses '678' 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 | 1010100110 | 101 | 10 | 1 | ||||||
| 3 | 221010 | 20 | 2 | |||||||
| 4 | 22212 | 21 | 3 | |||||||
| 5 | 10203 | 11 | 2 | |||||||
| 6 | 3050 | 12 | 3 | |||||||
| 7 | 1656 | 24 | 6 | |||||||
| 8 | 1246 | 15 | 6 | |||||||
| 9 | 833 | 15 | 6 | |||||||
| 10 | 678 | 21 | 3 | |||||||
| 11 | 567 | 17 | 8 | |||||||
| 12 | 486 | 16 | 7 | |||||||
| 13 | 402 | 6 | ||||||||
| 14 | 366 | 11 | 2 | |||||||
| 15 | 303 | 6 | ||||||||
| 16 | 2A6 | 12 | 3 |
Factors: 2 * 3 * 113