Compare 17989 vs 17997
| Property | 17989 | 17997 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 179891 | 31 × 71 × 8571 |
| Prime factorization | 17989 | 3 × 7 × 857 |
| Divisors count | 2 | 8 |
| Divisors | 1, 17989 | 1, 3, 7, 21, 857, 2571, 5999, 17997 |
| Number of properties | 4 | 0 |
| Harmonic primes | 746th | |
| Primes | 2064th | |
| Pythagorean primes | 1017th | |
| Twin primes (2nd member) | 315th | |
| Roman numberals | ||
| Base 2 | 1000110010001012 | 1000110010011012 |
| Base 3 | 2202000213 | 2202001203 |
| Base 4 | 101210114 | 101210314 |
| Base 5 | 10334245 | 10334425 |
| Base 6 | 2151416 | 2151536 |
| Base 7 | 1033067 | 1033207 |
| Base 8 | 431058 | 431158 |
| Base 9 | 266079 | 266169 |
| Base 10 | 1798910 | 1799710 |
| Base 11 | 1257411 | 1258111 |
| Base 12 | a4b112 | a4b912 |
| Base 13 | 825a13 | 826513 |
| Base 14 | 67ad14 | 67b714 |
| Base 15 | 54e415 | 54ec15 |
| Base 16 | 464516 | 464d16 |