Compare 2045 vs 2047
| Property | 2045 | 2047 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 51 × 4091 | 231 × 891 |
| Prime factorization | 5 × 409 | 23 × 89 |
| Divisors count | 4 | 4 |
| Divisors | 1, 5, 409, 2045 | 1, 23, 89, 2047 |
| Number of properties | 1 | 1 |
| Semiprimes | 588th | 589th |
| Roman numberals | MMXLV | MMXLVII |
| Base 2 | 111111111012 | 111111111112 |
| Base 3 | 22102023 | 22102113 |
| Base 4 | 1333314 | 1333334 |
| Base 5 | 311405 | 311425 |
| Base 6 | 132456 | 132516 |
| Base 7 | 56517 | 56537 |
| Base 8 | 37758 | 37778 |
| Base 9 | 27229 | 27249 |
| Base 10 | 204510 | 204710 |
| Base 11 | 159a11 | 15a111 |
| Base 12 | 122512 | 122712 |
| Base 13 | c1413 | c1613 |
| Base 14 | a6114 | a6314 |
| Base 15 | 91515 | 91715 |
| Base 16 | 7fd16 | 7ff16 |