The folowing table expresses '131' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
| Base | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
|---|---|---|---|---|---|---|---|---|
| 2 | 10000011 | 11,10 | 1 | |||||
| 3 | 11212 | 21,10 | 1 | |||||
| 4 | 2003 | 11 | 2 | |||||
| 5 | 1011 | 3 | ||||||
| 6 | 335 | 15,10 | 1 | |||||
| 7 | 245 | 14 | 5 | |||||
| 8 | 203 | 5 | ||||||
| 9 | 155 | 12 | 3 | |||||
| 10 | 131 | 5 | ||||||
| 11 | 10A | 10 | 1 | |||||
| 12 | AB,19 | A | ||||||
| 13 | A1 | B | ||||||
| 14 | 95,10 | 1 | ||||||
| 15 | 8B,14 | 5 | ||||||
| 16 | 83 | B |
Factors: Prime