Compare 9887 vs 9888
| Property | 9887 | 9888 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 7 |
| Prime factorization | 98871 | 25 × 31 × 1031 |
| Prime factorization | 9887 | 2 × 2 × 2 × 2 × 2 × 3 × 103 |
| Divisors count | 2 | 24 |
| Divisors | 1, 9887 | 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 103, 206, 309, 412, 618, 824, 1236, 1648, 2472, 3296, 4944, 9888 |
| Number of properties | 6 | 0 |
| Cousin primes (2nd member) | 203rd | |
| Harmonic primes | 444th | |
| Isolated primes | 813th | |
| Long primes | 464th | |
| Primes | 1220th | |
| Safe primes | 115th | |
| Roman numberals | ||
| Base 2 | 100110100111112 | 100110101000002 |
| Base 3 | 1111200123 | 1111200203 |
| Base 4 | 21221334 | 21222004 |
| Base 5 | 3040225 | 3040235 |
| Base 6 | 1134356 | 1134406 |
| Base 7 | 405537 | 405547 |
| Base 8 | 232378 | 232408 |
| Base 9 | 145059 | 145069 |
| Base 10 | 988710 | 988810 |
| Base 11 | 747911 | 747a11 |
| Base 12 | 587b12 | 588012 |
| Base 13 | 466713 | 466813 |
| Base 14 | 386314 | 386414 |
| Base 15 | 2de215 | 2de315 |
| Base 16 | 269f16 | 26a016 |