Compare 1803 vs 1815
| Property | 1803 | 1815 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 31 × 6011 | 31 × 51 × 112 |
| Prime factorization | 3 × 601 | 3 × 5 × 11 × 11 |
| Divisors count | 4 | 12 |
| Divisors | 1, 3, 601, 1803 | 1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1815 |
| Number of properties | 1 | 0 |
| Semiprimes | 519th | |
| Roman numberals | MDCCCIII | MDCCCXV |
| Base 2 | 111000010112 | 111000101112 |
| Base 3 | 21102103 | 21110203 |
| Base 4 | 1300234 | 1301134 |
| Base 5 | 242035 | 242305 |
| Base 6 | 122036 | 122236 |
| Base 7 | 51547 | 52027 |
| Base 8 | 34138 | 34278 |
| Base 9 | 24239 | 24369 |
| Base 10 | 180310 | 181510 |
| Base 11 | 139a11 | 140011 |
| Base 12 | 106312 | 107312 |
| Base 13 | a8913 | a9813 |
| Base 14 | 92b14 | 93914 |
| Base 15 | 80315 | 81015 |
| Base 16 | 70b16 | 71716 |