Compare 21347 vs 21863
| Property | 21347 | 21863 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 213471 | 218631 |
| Prime factorization | 21347 | 21863 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21347 | 1, 21863 |
| Number of properties | 7 | 7 |
| Additive primes | 1112th | |
| Chen primes | 1176th | 1203rd |
| Cousin primes (2nd member) | 373rd | |
| Happy primes | 397th | |
| Harmonic primes | 904th | |
| Isolated primes | 1674th | 1710th |
| Long primes | 929th | |
| Primes | 2397th | 2453rd |
| Sexy primes (2nd member) | 727th | |
| Ulam primes | 182nd | 183rd |
| Roman numberals | ||
| Base 2 | 1010011011000112 | 1010101011001112 |
| Base 3 | 10020211223 | 10022222023 |
| Base 4 | 110312034 | 111112134 |
| Base 5 | 11403425 | 11444235 |
| Base 6 | 2424556 | 2451156 |
| Base 7 | 1161447 | 1205127 |
| Base 8 | 515438 | 525478 |
| Base 9 | 322489 | 328829 |
| Base 10 | 2134710 | 2186310 |
| Base 11 | 1504711 | 1547611 |
| Base 12 | 1042b12 | 1079b12 |
| Base 13 | 994113 | 9c4a13 |
| Base 14 | 7acb14 | 7d7914 |
| Base 15 | 64d215 | 672815 |
| Base 16 | 536316 | 556716 |