The folowing table expresses '1657' 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 | 11001111001 | 111 | 11,10 | 1 | |||||||
| 3 | 2021101 | 21,10 | 1 | ||||||||
| 4 | 121321 | 22,10 | 1 | ||||||||
| 5 | 23112 | 14,10 | 1 | ||||||||
| 6 | 11401 | 11 | 2 | ||||||||
| 7 | 4555 | 25,10 | 1 | ||||||||
| 8 | 3171 | 14 | 5 | ||||||||
| 9 | 2241 | 10 | 1 | ||||||||
| 10 | 1657 | 19,10 | 1 | ||||||||
| 11 | 1277 | 16 | 7 | ||||||||
| 12 | B61 | 16 | 7 | ||||||||
| 13 | 9A6 | 1C,10 | 1 | ||||||||
| 14 | 865 | 15 | 6 | ||||||||
| 15 | 757 | 14 | 5 | ||||||||
| 16 | 679 | 16 | 7 |
Factors: Prime