The folowing table expresses '3121' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
| Base | DR12 | DR11 | DR10 | DR9 | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2 | 110000110001 | 101 | 10 | 1 | ||||||||
| 3 | 11021121 | 100 | 1 | |||||||||
| 4 | 300301 | 13,10 | 1 | |||||||||
| 5 | 44441 | 32,10 | 1 | |||||||||
| 6 | 22241 | 15,10 | 1 | |||||||||
| 7 | 12046 | 16,10 | 1 | |||||||||
| 8 | 6061 | 15 | 6 | |||||||||
| 9 | 4247 | 18,10 | 1 | |||||||||
| 10 | 3121 | 7 | ||||||||||
| 11 | 2388 | 1A,10 | 1 | |||||||||
| 12 | 1981 | 17 | 8 | |||||||||
| 13 | 1561 | 10 | 1 | |||||||||
| 14 | 11CD | 1D,10 | 1 | |||||||||
| 15 | DD1 | 1C | D | |||||||||
| 16 | C31 | 10 | 1 |
Factors: Prime