Compare 12721 vs 13331
| Property | 12721 | 13331 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 127211 | 133311 |
| Prime factorization | 12721 | 13331 |
| Divisors count | 2 | 2 |
| Divisors | 1, 12721 | 1, 13331 |
| Number of properties | 7 | 10 |
| Additive primes | 736th | 763rd |
| Chen primes | 770th | 801st |
| Cousin primes (2nd member) | 257th | |
| Harmonic primes | 544th | 569th |
| Isolated primes | 1032nd | 1086th |
| Long primes | 613th | |
| Palindromic primes | 27th | 29th |
| Primes | 1519th | 1583rd |
| Pythagorean primes | 753rd | |
| Sexy primes (1st member) | 506th | |
| Super primes | 250th | |
| Roman numberals | ||
| Base 2 | 110001101100012 | 110100000100112 |
| Base 3 | 1221100113 | 2000212023 |
| Base 4 | 30123014 | 31001034 |
| Base 5 | 4013415 | 4113115 |
| Base 6 | 1345216 | 1414156 |
| Base 7 | 520427 | 536037 |
| Base 8 | 306618 | 320238 |
| Base 9 | 184049 | 202529 |
| Base 10 | 1272110 | 1333110 |
| Base 11 | 961511 | a01a11 |
| Base 12 | 744112 | 786b12 |
| Base 13 | 5a3713 | 60b613 |
| Base 14 | 48c914 | 4c0314 |
| Base 15 | 3b8115 | 3e3b15 |
| Base 16 | 31b116 | 341316 |