Compare 28909 vs 28915
| Property | 28909 | 28915 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 289091 | 51 × 57831 |
| Prime factorization | 28909 | 5 × 5783 |
| Divisors count | 2 | 4 |
| Divisors | 1, 28909 | 1, 5, 5783, 28915 |
| Number of properties | 5 | 1 |
| Happy primes | 510th | |
| Isolated primes | 2232nd | |
| Long primes | 1196th | |
| Primes | 3147th | |
| Pythagorean primes | 1564th | |
| Semiprimes | 7192nd | |
| Roman numberals | ||
| Base 2 | 1110000111011012 | 1110000111100112 |
| Base 3 | 11101222013 | 11101222213 |
| Base 4 | 130032314 | 130033034 |
| Base 5 | 14111145 | 14111305 |
| Base 6 | 3415016 | 3415116 |
| Base 7 | 1501667 | 1502057 |
| Base 8 | 703558 | 703638 |
| Base 9 | 435819 | 435879 |
| Base 10 | 2890910 | 2891510 |
| Base 11 | 1a7a111 | 1a7a711 |
| Base 12 | 1489112 | 1489712 |
| Base 13 | 1020a13 | 1021313 |
| Base 14 | a76d14 | a77514 |
| Base 15 | 887415 | 887a15 |
| Base 16 | 70ed16 | 70f316 |