Compare 19889 vs 20101
| Property | 19889 | 20101 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 198891 | 201011 |
| Prime factorization | 19889 | 20101 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19889 | 1, 20101 |
| Number of properties | 8 | 8 |
| Chen primes | 1106th | 1117th |
| Good primes | 255th | |
| Happy primes | 374th | |
| Harmonic primes | 814th | |
| Isolated primes | 1587th | |
| Long primes | 869th | |
| Lucky primes | 370th | |
| Primes | 2249th | 2272nd |
| Pythagorean primes | 1118th | 1129th |
| Sexy primes (1st member) | 695th | |
| Sexy prime triplets (1st member) | 191st | |
| Sophie germain primes | 323rd | |
| Twin primes (1st member) | 340th | |
| Roman numberals | ||
| Base 2 | 1001101101100012 | 1001110100001012 |
| Base 3 | 10000211223 | 10001201113 |
| Base 4 | 103123014 | 103220114 |
| Base 5 | 11140245 | 11204015 |
| Base 6 | 2320256 | 2330216 |
| Base 7 | 1116627 | 1124147 |
| Base 8 | 466618 | 472058 |
| Base 9 | 302489 | 305149 |
| Base 10 | 1988910 | 2010110 |
| Base 11 | 13a4111 | 1411411 |
| Base 12 | b61512 | b77112 |
| Base 13 | 908c13 | 91c313 |
| Base 14 | 736914 | 747b14 |
| Base 15 | 5d5e15 | 5e5115 |
| Base 16 | 4db116 | 4e8516 |