Compare 17909 vs 17989
| Property | 17909 | 17989 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 179091 | 179891 |
| Prime factorization | 17909 | 17989 |
| Divisors count | 2 | 2 |
| Divisors | 1, 17909 | 1, 17989 |
| Number of properties | 9 | 4 |
| Chen primes | 1020th | |
| Emirps | 551st | |
| Good primes | 245th | |
| Harmonic primes | 746th | |
| Long primes | 791st | |
| Primes | 2052nd | 2064th |
| Pythagorean primes | 1011th | 1017th |
| Sexy primes (2nd member) | 634th | |
| Twin primes (1st member) | 312th | |
| Twin primes (2nd member) | 315th | |
| Ulam primes | 152nd | |
| Roman numberals | ||
| Base 2 | 1000101111101012 | 1000110010001012 |
| Base 3 | 2201200223 | 2202000213 |
| Base 4 | 101133114 | 101210114 |
| Base 5 | 10331145 | 10334245 |
| Base 6 | 2145256 | 2151416 |
| Base 7 | 1031337 | 1033067 |
| Base 8 | 427658 | 431058 |
| Base 9 | 265089 | 266079 |
| Base 10 | 1790910 | 1798910 |
| Base 11 | 1250111 | 1257411 |
| Base 12 | a44512 | a4b112 |
| Base 13 | 81c813 | 825a13 |
| Base 14 | 675314 | 67ad14 |
| Base 15 | 548e15 | 54e415 |
| Base 16 | 45f516 | 464516 |