Compare 19889 vs 19979
| Property | 19889 | 19979 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 198891 | 199791 |
| Prime factorization | 19889 | 19979 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19889 | 1, 19979 |
| Number of properties | 8 | 6 |
| Chen primes | 1106th | |
| Good primes | 255th | |
| Happy primes | 374th | 376th |
| Harmonic primes | 814th | 819th |
| Isolated primes | 1578th | |
| Long primes | 864th | |
| Primes | 2249th | 2259th |
| Pythagorean primes | 1118th | |
| Sexy primes (2nd member) | 692nd | |
| Sophie germain primes | 323rd | |
| Twin primes (1st member) | 340th | |
| Roman numberals | ||
| Base 2 | 1001101101100012 | 1001110000010112 |
| Base 3 | 10000211223 | 10001012223 |
| Base 4 | 103123014 | 103200234 |
| Base 5 | 11140245 | 11144045 |
| Base 6 | 2320256 | 2322556 |
| Base 7 | 1116627 | 1121517 |
| Base 8 | 466618 | 470138 |
| Base 9 | 302489 | 303589 |
| Base 10 | 1988910 | 1997910 |
| Base 11 | 13a4111 | 1401311 |
| Base 12 | b61512 | b68b12 |
| Base 13 | 908c13 | 912b13 |
| Base 14 | 736914 | 73d114 |
| Base 15 | 5d5e15 | 5dbe15 |
| Base 16 | 4db116 | 4e0b16 |