Compare 12641 vs 13721
| Property | 12641 | 13721 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 126411 | 137211 |
| Prime factorization | 12641 | 13721 |
| Divisors count | 2 | 2 |
| Divisors | 1, 12641 | 1, 13721 |
| Number of properties | 12 | 6 |
| Centered square primes | 28th | |
| Chen primes | 766th | 823rd |
| Cousin primes (2nd member) | 244th | |
| Emirps | 348th | |
| Harmonic primes | 540th | 583rd |
| Isolated primes | 1023rd | |
| Primes | 1510th | 1623rd |
| Pythagorean primes | 748th | 805th |
| Sexy primes (1st member) | 484th | |
| Sexy prime quadrupletss (1st member) | 27th | |
| Sexy prime triplets (1st member) | 137th | |
| Twin primes (1st member) | 255th | |
| Ulam primes | 109th | 119th |
| Roman numberals | ||
| Base 2 | 110001011000012 | 110101100110012 |
| Base 3 | 1221000123 | 2002110123 |
| Base 4 | 30112014 | 31121214 |
| Base 5 | 4010315 | 4143415 |
| Base 6 | 1343056 | 1433056 |
| Base 7 | 515667 | 550017 |
| Base 8 | 305418 | 326318 |
| Base 9 | 183059 | 207359 |
| Base 10 | 1264110 | 1372110 |
| Base 11 | 955211 | a34411 |
| Base 12 | 739512 | 7b3512 |
| Base 13 | 59a513 | 632613 |
| Base 14 | 486d14 | 500114 |
| Base 15 | 3b2b15 | 40eb15 |
| Base 16 | 316116 | 359916 |