Compare 28873 vs 28879
| Property | 28873 | 28879 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 131 × 22211 | 288791 |
| Prime factorization | 13 × 2221 | 28879 |
| Divisors count | 4 | 2 |
| Divisors | 1, 13, 2221, 28873 | 1, 28879 |
| Number of properties | 1 | 4 |
| Happy primes | 509th | |
| Harmonic primes | 1176th | |
| Isolated primes | 2230th | |
| Primes | 3145th | |
| Semiprimes | 7178th | |
| Roman numberals | ||
| Base 2 | 1110000110010012 | 1110000110011112 |
| Base 3 | 11101211013 | 11101211213 |
| Base 4 | 130030214 | 130030334 |
| Base 5 | 14104435 | 14110045 |
| Base 6 | 3414016 | 3414116 |
| Base 7 | 1501157 | 1501247 |
| Base 8 | 703118 | 703178 |
| Base 9 | 435419 | 435479 |
| Base 10 | 2887310 | 2887910 |
| Base 11 | 1a76911 | 1a77411 |
| Base 12 | 1486112 | 1486712 |
| Base 13 | 101b013 | 101b613 |
| Base 14 | a74514 | a74b14 |
| Base 15 | 884d15 | 885415 |
| Base 16 | 70c916 | 70cf16 |