Compare 2019 vs 2045
| Property | 2019 | 2045 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 31 × 6731 | 51 × 4091 |
| Prime factorization | 3 × 673 | 5 × 409 |
| Divisors count | 4 | 4 |
| Divisors | 1, 3, 673, 2019 | 1, 5, 409, 2045 |
| Number of properties | 1 | 1 |
| Semiprimes | 580th | 588th |
| Roman numberals | MMXIX | MMXLV |
| Base 2 | 111111000112 | 111111111012 |
| Base 3 | 22022103 | 22102023 |
| Base 4 | 1332034 | 1333314 |
| Base 5 | 310345 | 311405 |
| Base 6 | 132036 | 132456 |
| Base 7 | 56137 | 56517 |
| Base 8 | 37438 | 37758 |
| Base 9 | 26839 | 27229 |
| Base 10 | 201910 | 204510 |
| Base 11 | 157611 | 159a11 |
| Base 12 | 120312 | 122512 |
| Base 13 | bc413 | c1413 |
| Base 14 | a4314 | a6114 |
| Base 15 | 8e915 | 91515 |
| Base 16 | 7e316 | 7fd16 |