Compare 19913 vs 20101
| Property | 19913 | 20101 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 199131 | 201011 |
| Prime factorization | 19913 | 20101 |
| Divisors count | 2 | 2 |
| Divisors | 1, 19913 | 1, 20101 |
| Number of properties | 10 | 8 |
| Additive primes | 1045th | |
| Chen primes | 1117th | |
| Emirps | 626th | |
| Good primes | 256th | |
| Isolated primes | 1572nd | 1587th |
| Long primes | 861st | 869th |
| Lucky primes | 370th | |
| Primes | 2251st | 2272nd |
| Pythagorean primes | 1119th | 1129th |
| Sexy primes (1st member) | 691st | 695th |
| Sexy prime triplets (1st member) | 191st | |
| Sophie germain primes | 324th | |
| Super primes | 335th | |
| Roman numberals | ||
| Base 2 | 1001101110010012 | 1001110100001012 |
| Base 3 | 10000221123 | 10001201113 |
| Base 4 | 103130214 | 103220114 |
| Base 5 | 11141235 | 11204015 |
| Base 6 | 2321056 | 2330216 |
| Base 7 | 1120257 | 1124147 |
| Base 8 | 467118 | 472058 |
| Base 9 | 302759 | 305149 |
| Base 10 | 1991310 | 2010110 |
| Base 11 | 13a6311 | 1411411 |
| Base 12 | b63512 | b77112 |
| Base 13 | 90aa13 | 91c313 |
| Base 14 | 738514 | 747b14 |
| Base 15 | 5d7815 | 5e5115 |
| Base 16 | 4dc916 | 4e8516 |