The folowing table expresses '540' 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 | 1000011100 | 100 | 1 | |||||||
| 3 | 202000 | 11 | 2 | |||||||
| 4 | 20130 | 12 | 3 | |||||||
| 5 | 4130 | 13 | 4 | |||||||
| 6 | 2300 | 5 | ||||||||
| 7 | 1401 | 6 | ||||||||
| 8 | 1034 | 10 | 1 | |||||||
| 9 | 660 | 13 | 4 | |||||||
| 10 | 540 | 9 | ||||||||
| 11 | 451 | A | ||||||||
| 12 | 390 | 10 | 1 | |||||||
| 13 | 327 | C | ||||||||
| 14 | 2A8 | 16 | 7 | |||||||
| 15 | 260 | 8 | ||||||||
| 16 | 21C | F |
Factors: 22 * 33 * 5
540 is in the Pythagorean Triple: (540, 629, 829).