Compare 13721 vs 13873
| Property | 13721 | 13873 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 137211 | 138731 |
| Prime factorization | 13721 | 13873 |
| Divisors count | 2 | 2 |
| Divisors | 1, 13721 | 1, 13873 |
| Number of properties | 6 | 12 |
| Chen primes | 823rd | |
| Cousin primes (1st member) | 262nd | |
| Cuban primes 2 | 14th | |
| Emirps | 397th | |
| Harmonic primes | 583rd | 587th |
| Isolated primes | 1125th | |
| Long primes | 637th | |
| Lucky primes | 279th | |
| Primes | 1623rd | 1638th |
| Prime triplets (1st member) | 132nd | |
| Pythagorean primes | 805th | 812th |
| Sexy primes (1st member) | 520th | |
| Twin primes (1st member) | 255th | |
| Ulam primes | 119th | 121st |
| Roman numberals | ||
| Base 2 | 110101100110012 | 110110001100012 |
| Base 3 | 2002110123 | 2010002113 |
| Base 4 | 31121214 | 31203014 |
| Base 5 | 4143415 | 4204435 |
| Base 6 | 1433056 | 1441216 |
| Base 7 | 550017 | 553067 |
| Base 8 | 326318 | 330618 |
| Base 9 | 207359 | 210249 |
| Base 10 | 1372110 | 1387310 |
| Base 11 | a34411 | a47211 |
| Base 12 | 7b3512 | 804112 |
| Base 13 | 632613 | 641213 |
| Base 14 | 500114 | 50ad14 |
| Base 15 | 40eb15 | 419d15 |
| Base 16 | 359916 | 363116 |