Compare 28549 vs 28555
| Property | 28549 | 28555 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 285491 | 51 × 57111 |
| Prime factorization | 28549 | 5 × 5711 |
| Divisors count | 2 | 4 |
| Divisors | 1, 28549 | 1, 5, 5711, 28555 |
| Number of properties | 6 | 1 |
| Happy primes | 502nd | |
| Harmonic primes | 1160th | |
| Long primes | 1181st | |
| Primes | 3106th | |
| Pythagorean primes | 1547th | |
| Semiprimes | 7117th | |
| Twin primes (2nd member) | 454th | |
| Roman numberals | ||
| Base 2 | 1101111100001012 | 1101111100010112 |
| Base 3 | 11100111013 | 11100111213 |
| Base 4 | 123320114 | 123320234 |
| Base 5 | 14031445 | 14032105 |
| Base 6 | 3401016 | 3401116 |
| Base 7 | 1461437 | 1461527 |
| Base 8 | 676058 | 676138 |
| Base 9 | 431419 | 431479 |
| Base 10 | 2854910 | 2855510 |
| Base 11 | 1a4a411 | 1a4aa11 |
| Base 12 | 1463112 | 1463712 |
| Base 13 | ccc113 | ccc713 |
| Base 14 | a59314 | a59914 |
| Base 15 | 86d415 | 86da15 |
| Base 16 | 6f8516 | 6f8b16 |