Compare 21347 vs 21349
| Property | 21347 | 21349 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 213471 | 371 × 5771 |
| Prime factorization | 21347 | 37 × 577 |
| Divisors count | 2 | 4 |
| Divisors | 1, 21347 | 1, 37, 577, 21349 |
| Number of properties | 7 | 1 |
| Additive primes | 1112th | |
| Chen primes | 1176th | |
| Happy primes | 397th | |
| Isolated primes | 1674th | |
| Primes | 2397th | |
| Semiprimes | 5409th | |
| Sexy primes (2nd member) | 727th | |
| Ulam primes | 182nd | |
| Roman numberals | ||
| Base 2 | 1010011011000112 | 1010011011001012 |
| Base 3 | 10020211223 | 10020212013 |
| Base 4 | 110312034 | 110312114 |
| Base 5 | 11403425 | 11403445 |
| Base 6 | 2424556 | 2425016 |
| Base 7 | 1161447 | 1161467 |
| Base 8 | 515438 | 515458 |
| Base 9 | 322489 | 322519 |
| Base 10 | 2134710 | 2134910 |
| Base 11 | 1504711 | 1504911 |
| Base 12 | 1042b12 | 1043112 |
| Base 13 | 994113 | 994313 |
| Base 14 | 7acb14 | 7acd14 |
| Base 15 | 64d215 | 64d415 |
| Base 16 | 536316 | 536516 |