Compare 1720 vs 1726
| Property | 1720 | 1726 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 23 × 51 × 431 | 21 × 8631 |
| Prime factorization | 2 × 2 × 2 × 5 × 43 | 2 × 863 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720 | 1, 2, 863, 1726 |
| Number of properties | 0 | 1 |
| Semiprimes | 497th | |
| Roman numberals | MDCCXX | MDCCXXVI |
| Base 2 | 110101110002 | 110101111102 |
| Base 3 | 21002013 | 21002213 |
| Base 4 | 1223204 | 1223324 |
| Base 5 | 233405 | 234015 |
| Base 6 | 115446 | 115546 |
| Base 7 | 50057 | 50147 |
| Base 8 | 32708 | 32768 |
| Base 9 | 23219 | 23279 |
| Base 10 | 172010 | 172610 |
| Base 11 | 132411 | 132a11 |
| Base 12 | bb412 | bba12 |
| Base 13 | a2413 | a2a13 |
| Base 14 | 8ac14 | 8b414 |
| Base 15 | 79a15 | 7a115 |
| Base 16 | 6b816 | 6be16 |