Compare 28879 vs 28889
| Property | 28879 | 28889 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 288791 | 71 × 41271 |
| Prime factorization | 28879 | 7 × 4127 |
| Divisors count | 2 | 4 |
| Divisors | 1, 28879 | 1, 7, 4127, 28889 |
| Number of properties | 4 | 1 |
| Happy primes | 509th | |
| Harmonic primes | 1176th | |
| Isolated primes | 2230th | |
| Primes | 3145th | |
| Semiprimes | 7183rd | |
| Roman numberals | ||
| Base 2 | 1110000110011112 | 1110000110110012 |
| Base 3 | 11101211213 | 11101212223 |
| Base 4 | 130030334 | 130031214 |
| Base 5 | 14110045 | 14110245 |
| Base 6 | 3414116 | 3414256 |
| Base 7 | 1501247 | 1501407 |
| Base 8 | 703178 | 703318 |
| Base 9 | 435479 | 435589 |
| Base 10 | 2887910 | 2888910 |
| Base 11 | 1a77411 | 1a78311 |
| Base 12 | 1486712 | 1487512 |
| Base 13 | 101b613 | 101c313 |
| Base 14 | a74b14 | a75714 |
| Base 15 | 885415 | 885e15 |
| Base 16 | 70cf16 | 70d916 |