Compare 28351 vs 28921
| Property | 28351 | 28921 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 283511 | 289211 |
| Prime factorization | 28351 | 28921 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28351 | 1, 28921 |
| Number of properties | 5 | 6 |
| Additive primes | 1411th | |
| Happy primes | 496th | |
| Isolated primes | 2233rd | |
| Lucky primes | 480th | 489th |
| Primes | 3087th | 3148th |
| Pythagorean primes | 1565th | |
| Sexy primes (1st member) | 925th | |
| Sexy prime triplets (1st member) | 239th | |
| Twin primes (2nd member) | 452nd | |
| Roman numberals | ||
| Base 2 | 1101110101111112 | 1110000111110012 |
| Base 3 | 11022200013 | 11102000113 |
| Base 4 | 123223334 | 130033214 |
| Base 5 | 14014015 | 14111415 |
| Base 6 | 3351316 | 3415216 |
| Base 7 | 1454417 | 1502147 |
| Base 8 | 672778 | 703718 |
| Base 9 | 428019 | 436049 |
| Base 10 | 2835110 | 2892110 |
| Base 11 | 1a33411 | 1a80211 |
| Base 12 | 144a712 | 148a112 |
| Base 13 | cb9b13 | 1021913 |
| Base 14 | a49114 | a77b14 |
| Base 15 | 860115 | 888115 |
| Base 16 | 6ebf16 | 70f916 |