Compare 1715 vs 1720
| Property | 1715 | 1720 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 4 | 5 |
| Prime factorization | 51 × 73 | 23 × 51 × 431 |
| Prime factorization | 5 × 7 × 7 × 7 | 2 × 2 × 2 × 5 × 43 |
| Divisors count | 8 | 16 |
| Divisors | 1, 5, 7, 35, 49, 245, 343, 1715 | 1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720 |
| Number of properties | 0 | 0 |
| Roman numberals | MDCCXV | MDCCXX |
| Base 2 | 110101100112 | 110101110002 |
| Base 3 | 21001123 | 21002013 |
| Base 4 | 1223034 | 1223204 |
| Base 5 | 233305 | 233405 |
| Base 6 | 115356 | 115446 |
| Base 7 | 50007 | 50057 |
| Base 8 | 32638 | 32708 |
| Base 9 | 23159 | 23219 |
| Base 10 | 171510 | 172010 |
| Base 11 | 131a11 | 132411 |
| Base 12 | bab12 | bb412 |
| Base 13 | a1c13 | a2413 |
| Base 14 | 8a714 | 8ac14 |
| Base 15 | 79515 | 79a15 |
| Base 16 | 6b316 | 6b816 |