Compare 17981 vs 18229
| Property | 17981 | 18229 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 179811 | 182291 |
| Prime factorization | 17981 | 18229 |
| Divisors count | 2 | 2 |
| Divisors | 1, 17981 | 1, 18229 |
| Number of properties | 7 | 10 |
| Cousin primes (1st member) | 325th | |
| Cousin primes (2nd member) | 322nd | |
| Harmonic primes | 757th | |
| Isolated primes | 1435th | 1450th |
| Long primes | 794th | 801st |
| Primes | 2062nd | 2089th |
| Pythagorean primes | 1016th | 1031st |
| Sexy primes (1st member) | 637th | |
| Sexy primes (2nd member) | 645th | |
| Sexy prime quadrupletss (4th member) | 34th | |
| Sexy prime triplets (3rd member) | 180th | |
| Sophie germain primes | 299th | |
| Super primes | 316th | |
| Roman numberals | ||
| Base 2 | 1000110001111012 | 1000111001101012 |
| Base 3 | 2201222223 | 2210000113 |
| Base 4 | 101203314 | 101303114 |
| Base 5 | 10334115 | 10404045 |
| Base 6 | 2151256 | 2202216 |
| Base 7 | 1032657 | 1041017 |
| Base 8 | 430758 | 434658 |
| Base 9 | 265889 | 270049 |
| Base 10 | 1798110 | 1822910 |
| Base 11 | 1256711 | 1277211 |
| Base 12 | a4a512 | a67112 |
| Base 13 | 825213 | 83b313 |
| Base 14 | 67a514 | 690114 |
| Base 15 | 54db15 | 560415 |
| Base 16 | 463d16 | 473516 |