The folowing table expresses '518' 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 | 1000000110 | 11,10 | 1 | |||||||
| 3 | 201012 | 20 | 2 | |||||||
| 4 | 20012 | 11 | 2 | |||||||
| 5 | 4033 | 20 | 2 | |||||||
| 6 | 2222 | 12 | 3 | |||||||
| 7 | 1340 | 11 | 2 | |||||||
| 8 | 1006 | 7 | ||||||||
| 9 | 635 | 15 | 6 | |||||||
| 10 | 518 | 14 | 5 | |||||||
| 11 | 431 | 8 | ||||||||
| 12 | 372 | 10 | 1 | |||||||
| 13 | 30B | 11 | 2 | |||||||
| 14 | 290 | B | ||||||||
| 15 | 248 | E | ||||||||
| 16 | 206 | 8 |
Factors: 2 * 7 * 37