Compare 28345 vs 28351
| Property | 28345 | 28351 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 56691 | 283511 |
| Prime factorization | 5 × 5669 | 28351 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 5669, 28345 | 1, 28351 |
| Number of properties | 1 | 5 |
| Additive primes | 1411th | |
| Happy primes | 496th | |
| Lucky primes | 480th | |
| Primes | 3087th | |
| Semiprimes | 7070th | |
| Twin primes (2nd member) | 452nd | |
| Roman numberals | ||
| Base 2 | 1101110101110012 | 1101110101111112 |
| Base 3 | 11022122113 | 11022200013 |
| Base 4 | 123223214 | 123223334 |
| Base 5 | 14013405 | 14014015 |
| Base 6 | 3351216 | 3351316 |
| Base 7 | 1454327 | 1454417 |
| Base 8 | 672718 | 672778 |
| Base 9 | 427849 | 428019 |
| Base 10 | 2834510 | 2835110 |
| Base 11 | 1a32911 | 1a33411 |
| Base 12 | 144a112 | 144a712 |
| Base 13 | cb9513 | cb9b13 |
| Base 14 | a48914 | a49114 |
| Base 15 | 85ea15 | 860115 |
| Base 16 | 6eb916 | 6ebf16 |