Compare 3998 vs 3999
| Property | 3998 | 3999 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 21 × 19991 | 31 × 311 × 431 |
| Prime factorization | 2 × 1999 | 3 × 31 × 43 |
| Divisors count | 4 | 8 |
| Divisors | 1, 2, 1999, 3998 | 1, 3, 31, 43, 93, 129, 1333, 3999 |
| Number of properties | 1 | 0 |
| Semiprimes | 1105th | |
| Roman numberals | MMMCMXCVIII | MMMCMXCIX |
| Base 2 | 1111100111102 | 1111100111112 |
| Base 3 | 121110023 | 121110103 |
| Base 4 | 3321324 | 3321334 |
| Base 5 | 1114435 | 1114445 |
| Base 6 | 303026 | 303036 |
| Base 7 | 144417 | 144427 |
| Base 8 | 76368 | 76378 |
| Base 9 | 54329 | 54339 |
| Base 10 | 399810 | 399910 |
| Base 11 | 300511 | 300611 |
| Base 12 | 239212 | 239312 |
| Base 13 | 1a8713 | 1a8813 |
| Base 14 | 165814 | 165914 |
| Base 15 | 12b815 | 12b915 |
| Base 16 | f9e16 | f9f16 |