The folowing table expresses '2197' 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 | 100010010101 | 101 | 10 | 1 | ||||||||
| 3 | 10000101 | 10 | 1 | |||||||||
| 4 | 202111 | 13,10 | 1 | |||||||||
| 5 | 32242 | 23,10 | 1 | |||||||||
| 6 | 14101 | 11 | 2 | |||||||||
| 7 | 6256 | 25,10 | 1 | |||||||||
| 8 | 4225 | 15 | 6 | |||||||||
| 9 | 3011 | 5 | ||||||||||
| 10 | 2197 | 19,10 | 1 | |||||||||
| 11 | 1718 | 16 | 7 | |||||||||
| 12 | 1331 | 8 | ||||||||||
| 13 | 1000 | 1 | ||||||||||
| 14 | B2D | 1C | D | |||||||||
| 15 | 9B7 | 1C | D | |||||||||
| 16 | 895 | 16 | 7 |
Factors: 133