The folowing table expresses '1221' 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 | 10011000101 | 101 | 10 | 1 | |||||||
3 | 1200020 | 12,10 | 1 | ||||||||
4 | 103011 | 12 | 3 | ||||||||
5 | 14341 | 23,10 | 1 | ||||||||
6 | 5353 | 24,10 | 1 | ||||||||
7 | 3363 | 21 | 3 | ||||||||
8 | 2305 | 12 | 3 | ||||||||
9 | 1606 | 14 | 5 | ||||||||
10 | 1221 | 6 | |||||||||
11 | A10 | 10 | 1 | ||||||||
12 | 859 | 1A | B | ||||||||
13 | 72C | 18 | 9 | ||||||||
14 | 633 | C | |||||||||
15 | 566 | 12 | 3 | ||||||||
16 | 4C5 | 15 | 6 |
Factors: 3 * 11 * 37