Compare 8423 vs 9887
| Property | 8423 | 9887 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 84231 | 98871 |
| Prime factorization | 8423 | 9887 |
| Divisors count | 2 | 2 |
| Divisors | 1, 8423 | 1, 9887 |
| Number of properties | 7 | 6 |
| Additive primes | 511th | |
| Cousin primes (2nd member) | 178th | 203rd |
| Harmonic primes | 444th | |
| Isolated primes | 692nd | 813th |
| Long primes | 408th | 464th |
| Primes | 1053rd | 1220th |
| Safe primes | 104th | 115th |
| Sexy primes (1st member) | 359th | |
| Roman numberals | ||
| Base 2 | 100000111001112 | 100110100111112 |
| Base 3 | 1021122223 | 1111200123 |
| Base 4 | 20032134 | 21221334 |
| Base 5 | 2321435 | 3040225 |
| Base 6 | 1025556 | 1134356 |
| Base 7 | 333627 | 405537 |
| Base 8 | 203478 | 232378 |
| Base 9 | 124889 | 145059 |
| Base 10 | 842310 | 988710 |
| Base 11 | 636811 | 747911 |
| Base 12 | 4a5b12 | 587b12 |
| Base 13 | 3aac13 | 466713 |
| Base 14 | 30d914 | 386314 |
| Base 15 | 276815 | 2de215 |
| Base 16 | 20e716 | 269f16 |