Compare 28087 vs 28093
| Property | 28087 | 28093 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 280871 | 131 × 21611 |
| Prime factorization | 28087 | 13 × 2161 |
| Divisors count | 2 | 4 |
| Divisors | 1, 28087 | 1, 13, 2161, 28093 |
| Number of properties | 5 | 1 |
| Harmonic primes | 1143rd | |
| Isolated primes | 2173rd | |
| Lucky primes | 478th | |
| Primes | 3064th | |
| Semiprimes | 7003rd | |
| Sexy primes (2nd member) | 905th | |
| Roman numberals | ||
| Base 2 | 1101101101101112 | 1101101101111012 |
| Base 3 | 11021120213 | 11021121113 |
| Base 4 | 123123134 | 123123314 |
| Base 5 | 13443225 | 13443335 |
| Base 6 | 3340116 | 3340216 |
| Base 7 | 1446137 | 1446227 |
| Base 8 | 666678 | 666758 |
| Base 9 | 424679 | 424749 |
| Base 10 | 2808710 | 2809310 |
| Base 11 | 1a11411 | 1a11a11 |
| Base 12 | 1430712 | 1431112 |
| Base 13 | ca2713 | ca3013 |
| Base 14 | a34314 | a34914 |
| Base 15 | 84c715 | 84cd15 |
| Base 16 | 6db716 | 6dbd16 |