The folowing table expresses '1685' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
| Base | DR11 | DR10 | DR9 | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 11010010101 | 110 | 10 | 1 | |||||||
| 3 | 2022102 | 100 | 1 | ||||||||
| 4 | 122111 | 20 | 2 | ||||||||
| 5 | 23220 | 14,10 | 1 | ||||||||
| 6 | 11445 | 23 | 5 | ||||||||
| 7 | 4625 | 23 | 5 | ||||||||
| 8 | 3225 | 14 | 5 | ||||||||
| 9 | 2272 | 14 | 5 | ||||||||
| 10 | 1685 | 20 | 2 | ||||||||
| 11 | 12A2 | 14 | 5 | ||||||||
| 12 | B85 | 20 | 2 | ||||||||
| 13 | 9C8 | 23 | 5 | ||||||||
| 14 | 885 | 17 | 8 | ||||||||
| 15 | 775 | 14 | 5 | ||||||||
| 16 | 695 | 14 | 5 |
Factors: 5 * 337