Compare 21143 vs 21347
| Property | 21143 | 21347 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 211431 | 213471 |
| Prime factorization | 21143 | 21347 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21143 | 1, 21347 |
| Number of properties | 9 | 7 |
| Additive primes | 1103rd | 1112th |
| Chen primes | 1167th | 1176th |
| Cousin primes (2nd member) | 360th | |
| Happy primes | 393rd | 397th |
| Harmonic primes | 873rd | |
| Isolated primes | 1657th | 1674th |
| Long primes | 903rd | |
| Primes | 2376th | 2397th |
| Sexy primes (1st member) | 719th | |
| Sexy primes (2nd member) | 727th | |
| Ulam primes | 182nd | |
| Roman numberals | ||
| Base 2 | 1010010100101112 | 1010011011000112 |
| Base 3 | 10020000023 | 10020211223 |
| Base 4 | 110221134 | 110312034 |
| Base 5 | 11340335 | 11403425 |
| Base 6 | 2415156 | 2424556 |
| Base 7 | 1154337 | 1161447 |
| Base 8 | 512278 | 515438 |
| Base 9 | 320029 | 322489 |
| Base 10 | 2114310 | 2134710 |
| Base 11 | 1498111 | 1504711 |
| Base 12 | 1029b12 | 1042b12 |
| Base 13 | 981513 | 994113 |
| Base 14 | 79c314 | 7acb14 |
| Base 15 | 63e815 | 64d215 |
| Base 16 | 529716 | 536316 |