Compare 17981 vs 18049
| Property | 17981 | 18049 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 179811 | 180491 |
| Prime factorization | 17981 | 18049 |
| Divisors count | 2 | 2 |
| Divisors | 1, 17981 | 1, 18049 |
| Number of properties | 7 | 9 |
| Cousin primes (2nd member) | 322nd | |
| Harmonic primes | 748th | |
| Isolated primes | 1435th | |
| Long primes | 794th | |
| Lucky primes | 338th | |
| Primes | 2062nd | 2069th |
| Prime quadruplets (4th member) | 17th | |
| Prime triplets (3rd member) | 156th | |
| Pythagorean primes | 1016th | 1020th |
| Sexy primes (1st member) | 637th | |
| Sexy primes (2nd member) | 639th | |
| Sophie germain primes | 299th | |
| Super primes | 312th | |
| Twin primes (2nd member) | 317th | |
| Roman numberals | ||
| Base 2 | 1000110001111012 | 1000110100000012 |
| Base 3 | 2201222223 | 2202021113 |
| Base 4 | 101203314 | 101220014 |
| Base 5 | 10334115 | 10341445 |
| Base 6 | 2151256 | 2153216 |
| Base 7 | 1032657 | 1034237 |
| Base 8 | 430758 | 432018 |
| Base 9 | 265889 | 266749 |
| Base 10 | 1798110 | 1804910 |
| Base 11 | 1256711 | 1261911 |
| Base 12 | a4a512 | a54112 |
| Base 13 | 825213 | 82a513 |
| Base 14 | 67a514 | 681314 |
| Base 15 | 54db15 | 553415 |
| Base 16 | 463d16 | 468116 |