Compare 19889 vs 19919
| Property | 19889 | 19919 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 198891 | 199191 |
| Prime factorization | 19889 | 19919 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19889 | 1, 19919 |
| Number of properties | 8 | 7 |
| Additive primes | 1046th | |
| Chen primes | 1106th | 1107th |
| Good primes | 255th | |
| Happy primes | 374th | |
| Harmonic primes | 814th | 816th |
| Isolated primes | 1573rd | |
| Primes | 2249th | 2252nd |
| Pythagorean primes | 1118th | |
| Sexy primes (2nd member) | 691st | |
| Sophie germain primes | 323rd | 325th |
| Twin primes (1st member) | 340th | |
| Roman numberals | ||
| Base 2 | 1001101101100012 | 1001101110011112 |
| Base 3 | 10000211223 | 10000222023 |
| Base 4 | 103123014 | 103130334 |
| Base 5 | 11140245 | 11141345 |
| Base 6 | 2320256 | 2321156 |
| Base 7 | 1116627 | 1120347 |
| Base 8 | 466618 | 467178 |
| Base 9 | 302489 | 302829 |
| Base 10 | 1988910 | 1991910 |
| Base 11 | 13a4111 | 13a6911 |
| Base 12 | b61512 | b63b12 |
| Base 13 | 908c13 | 90b313 |
| Base 14 | 736914 | 738b14 |
| Base 15 | 5d5e15 | 5d7e15 |
| Base 16 | 4db116 | 4dcf16 |