Compare 17989 vs 17999
| Property | 17989 | 17999 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 179891 | 411 × 4391 |
| Prime factorization | 17989 | 41 × 439 |
| Divisors count | 2 | 4 |
| Divisors | 1, 17989 | 1, 41, 439, 17999 |
| Number of properties | 4 | 1 |
| Harmonic primes | 746th | |
| Primes | 2064th | |
| Pythagorean primes | 1017th | |
| Semiprimes | 4588th | |
| Twin primes (2nd member) | 315th | |
| Roman numberals | ||
| Base 2 | 1000110010001012 | 1000110010011112 |
| Base 3 | 2202000213 | 2202001223 |
| Base 4 | 101210114 | 101210334 |
| Base 5 | 10334245 | 10334445 |
| Base 6 | 2151416 | 2151556 |
| Base 7 | 1033067 | 1033227 |
| Base 8 | 431058 | 431178 |
| Base 9 | 266079 | 266189 |
| Base 10 | 1798910 | 1799910 |
| Base 11 | 1257411 | 1258311 |
| Base 12 | a4b112 | a4bb12 |
| Base 13 | 825a13 | 826713 |
| Base 14 | 67ad14 | 67b914 |
| Base 15 | 54e415 | 54ee15 |
| Base 16 | 464516 | 464f16 |