The folowing table expresses '1321' 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 | 10100101001 | 101 | 10 | 1 | |||||||
| 3 | 1210221 | 100 | 1 | ||||||||
| 4 | 110221 | 13,10 | 1 | ||||||||
| 5 | 20241 | 14,10 | 1 | ||||||||
| 6 | 10041 | 10 | 1 | ||||||||
| 7 | 3565 | 25,10 | 1 | ||||||||
| 8 | 2451 | 14 | 5 | ||||||||
| 9 | 1727 | 18,10 | 1 | ||||||||
| 10 | 1321 | 7 | |||||||||
| 11 | AA1 | 1A,10 | 1 | ||||||||
| 12 | 921 | 10 | 1 | ||||||||
| 13 | 7A8 | 1C,10 | 1 | ||||||||
| 14 | 6A5 | 17 | 8 | ||||||||
| 15 | 5D1 | 14 | 5 | ||||||||
| 16 | 529 | 10 | 1 |
Factors: Prime