Compare 12215 vs 12227
| Property | 12215 | 12227 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 71 × 3491 | 122271 |
| Prime factorization | 5 × 7 × 349 | 12227 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 7, 35, 349, 1745, 2443, 12215 | 1, 12227 |
| Number of properties | 0 | 7 |
| Chen primes | 748th | |
| Emirps | 333rd | |
| Good primes | 199th | |
| Harmonic primes | 528th | |
| Isolated primes | 984th | |
| Primes | 1461st | |
| Safe primes | 135th | |
| Roman numberals | ||
| Base 2 | 101111101101112 | 101111110000112 |
| Base 3 | 1212021023 | 1212022123 |
| Base 4 | 23323134 | 23330034 |
| Base 5 | 3423305 | 3424025 |
| Base 6 | 1323156 | 1323356 |
| Base 7 | 504207 | 504357 |
| Base 8 | 276678 | 277038 |
| Base 9 | 176729 | 176859 |
| Base 10 | 1221510 | 1222710 |
| Base 11 | 91a511 | 920611 |
| Base 12 | 709b12 | 70ab12 |
| Base 13 | 573813 | 574713 |
| Base 14 | 464714 | 465514 |
| Base 15 | 394515 | 395215 |
| Base 16 | 2fb716 | 2fc316 |