Compare 28891 vs 28901
| Property | 28891 | 28901 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 1671 × 1731 | 289011 |
| Prime factorization | 167 × 173 | 28901 |
| Divisors count | 4 | 2 |
| Divisors | 1, 167, 173, 28891 | 1, 28901 |
| Number of properties | 1 | 5 |
| Chen primes | 1520th | |
| Isolated primes | 2231st | |
| Primes | 3146th | |
| Pythagorean primes | 1563rd | |
| Semiprimes | 7184th | |
| Sophie germain primes | 434th | |
| Roman numberals | ||
| Base 2 | 1110000110110112 | 1110000111001012 |
| Base 3 | 11101220013 | 11101221023 |
| Base 4 | 130031234 | 130032114 |
| Base 5 | 14110315 | 14111015 |
| Base 6 | 3414316 | 3414456 |
| Base 7 | 1501427 | 1501557 |
| Base 8 | 703338 | 703458 |
| Base 9 | 435619 | 435729 |
| Base 10 | 2889110 | 2890110 |
| Base 11 | 1a78511 | 1a79411 |
| Base 12 | 1487712 | 1488512 |
| Base 13 | 101c513 | 1020213 |
| Base 14 | a75914 | a76514 |
| Base 15 | 886115 | 886b15 |
| Base 16 | 70db16 | 70e516 |