Compare 27581 vs 28181
| Property | 27581 | 28181 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 275811 | 281811 |
| Prime factorization | 27581 | 28181 |
| Divisors count | 2 | 2 |
| Divisors | 1, 27581 | 1, 28181 |
| Number of properties | 7 | 5 |
| Additive primes | 1384th | |
| Chen primes | 1467th | 1493rd |
| Harmonic primes | 1147th | |
| Primes | 3011th | 3072nd |
| Pythagorean primes | 1502nd | 1529th |
| Sophie germain primes | 418th | |
| Super primes | 432nd | |
| Twin primes (1st member) | 440th | 449th |
| Roman numberals | ||
| Base 2 | 1101011101111012 | 1101110000101012 |
| Base 3 | 11012111123 | 11021222023 |
| Base 4 | 122323314 | 123201114 |
| Base 5 | 13403115 | 14002115 |
| Base 6 | 3314056 | 3342456 |
| Base 7 | 1432617 | 1451067 |
| Base 8 | 656758 | 670258 |
| Base 9 | 417459 | 425829 |
| Base 10 | 2758110 | 2818110 |
| Base 11 | 197a411 | 1a19a11 |
| Base 12 | 13b6512 | 1438512 |
| Base 13 | c72813 | ca9a13 |
| Base 14 | a0a114 | a3ad14 |
| Base 15 | 828b15 | 853b15 |
| Base 16 | 6bbd16 | 6e1516 |