Compare 172989 vs 172991
| Property | 172989 | 172991 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 5 | 3 |
| Prime factorization | 33 × 431 × 1491 | 71 × 131 × 19011 |
| Prime factorization | 3 × 3 × 3 × 43 × 149 | 7 × 13 × 1901 |
| Divisors count | 16 | 8 |
| Divisors | 1, 3, 9, 27, 43, 129, 149, 387, 447, 1161, 1341, 4023, 6407, 19221, 57663, 172989 | 1, 7, 13, 91, 1901, 13307, 24713, 172991 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1010100011101111012 | 1010100011101111112 |
| Base 3 | 222100220003 | 222100220023 |
| Base 4 | 2220323314 | 2220323334 |
| Base 5 | 210134245 | 210134315 |
| Base 6 | 34125136 | 34125156 |
| Base 7 | 13202257 | 13202307 |
| Base 8 | 5216758 | 5216778 |
| Base 9 | 2832609 | 2832629 |
| Base 10 | 17298910 | 17299110 |
| Base 11 | 108a7311 | 108a7511 |
| Base 12 | 8413912 | 8413b12 |
| Base 13 | 6097b13 | 6098013 |
| Base 14 | 4708514 | 4708714 |
| Base 15 | 363c915 | 363cb15 |
| Base 16 | 2a3bd16 | 2a3bf16 |