Compare 28549 vs 28561
| Property | 28549 | 28561 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 1 |
| Total factors | 1 | 4 |
| Prime factorization | 285491 | 134 |
| Prime factorization | 28549 | 13 × 13 × 13 × 13 |
| Divisors count | 2 | 5 |
| Divisors | 1, 28549 | 1, 13, 169, 2197, 28561 |
| Number of properties | 6 | 0 |
| Happy primes | 502nd | |
| Harmonic primes | 1160th | |
| Long primes | 1181st | |
| Primes | 3106th | |
| Pythagorean primes | 1547th | |
| Twin primes (2nd member) | 454th | |
| Roman numberals | ||
| Base 2 | 1101111100001012 | 1101111100100012 |
| Base 3 | 11100111013 | 11100112113 |
| Base 4 | 123320114 | 123321014 |
| Base 5 | 14031445 | 14032215 |
| Base 6 | 3401016 | 3401216 |
| Base 7 | 1461437 | 1461617 |
| Base 8 | 676058 | 676218 |
| Base 9 | 431419 | 431549 |
| Base 10 | 2854910 | 2856110 |
| Base 11 | 1a4a411 | 1a50511 |
| Base 12 | 1463112 | 1464112 |
| Base 13 | ccc113 | 1000013 |
| Base 14 | a59314 | a5a114 |
| Base 15 | 86d415 | 86e115 |
| Base 16 | 6f8516 | 6f9116 |