Compare 17921 vs 18311
| Property | 17921 | 18311 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 179211 | 183111 |
| Prime factorization | 17921 | 18311 |
| Divisors count | 2 | 2 |
| Divisors | 1, 17921 | 1, 18311 |
| Number of properties | 5 | 7 |
| Chen primes | 1021st | 1039th |
| Cousin primes (2nd member) | 327th | |
| Harmonic primes | 759th | |
| Primes | 2054th | 2099th |
| Prime triplets (2nd member) | 159th | |
| Proth primes | 51st | |
| Pythagorean primes | 1012th | |
| Super primes | 317th | |
| Twin primes (1st member) | 313th | 323rd |
| Roman numberals | ||
| Base 2 | 1000110000000012 | 1000111100001112 |
| Base 3 | 2201202023 | 2210100123 |
| Base 4 | 101200014 | 101320134 |
| Base 5 | 10331415 | 10412215 |
| Base 6 | 2145456 | 2204356 |
| Base 7 | 1031517 | 1042467 |
| Base 8 | 430018 | 436078 |
| Base 9 | 265229 | 271059 |
| Base 10 | 1792110 | 1831110 |
| Base 11 | 1251211 | 1283711 |
| Base 12 | a45512 | a71b12 |
| Base 13 | 820713 | 844713 |
| Base 14 | 676114 | 695d14 |
| Base 15 | 549b15 | 565b15 |
| Base 16 | 460116 | 478716 |