Numeric Value: 391
The folowing table expresses '391' in various number bases. 'DRx' shows the result of 'digit reducing' resulting in an X-digit long number.
| Base | DR9 | DR8 | DR7 | DR6 | DR5 | DR4 | DR3 | DR2 | DR1 |
|---|---|---|---|---|---|---|---|---|---|
| 2 | 110000111 | 101 | 10 | 1 | |||||
| 3 | 112111 | 21,10 | 1 | ||||||
| 4 | 12013 | 13,10 | 1 | ||||||
| 5 | 3031 | 12 | 3 | ||||||
| 6 | 1451 | 15,10 | 1 | ||||||
| 7 | 1066 | 16,10 | 1 | ||||||
| 8 | 607 | 15 | 6 | ||||||
| 9 | 474 | 16 | 7 | ||||||
| 10 | 391 | 13 | 4 | ||||||
| 11 | 326 | 10 | 1 | ||||||
| 12 | 287 | 15 | 6 | ||||||
| 13 | 241 | 7 | |||||||
| 14 | 1DD | 1D,10 | 1 | ||||||
| 15 | 1B1 | D | |||||||
| 16 | 187 | 10 | 1 |
Math World
Factors: 17 * 23
391 is in the Pythagorean Triple: (120, 391, 409).
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