Compare 9875 vs 9887
| Property | 9875 | 9887 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 53 × 791 | 98871 |
| Prime factorization | 5 × 5 × 5 × 79 | 9887 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 25, 79, 125, 395, 1975, 9875 | 1, 9887 |
| Number of properties | 0 | 6 |
| Cousin primes (2nd member) | 203rd | |
| Harmonic primes | 444th | |
| Isolated primes | 813th | |
| Long primes | 464th | |
| Primes | 1220th | |
| Safe primes | 115th | |
| Roman numberals | ||
| Base 2 | 100110100100112 | 100110100111112 |
| Base 3 | 1111122023 | 1111200123 |
| Base 4 | 21221034 | 21221334 |
| Base 5 | 3040005 | 3040225 |
| Base 6 | 1134156 | 1134356 |
| Base 7 | 405357 | 405537 |
| Base 8 | 232238 | 232378 |
| Base 9 | 144829 | 145059 |
| Base 10 | 987510 | 988710 |
| Base 11 | 746811 | 747911 |
| Base 12 | 586b12 | 587b12 |
| Base 13 | 465813 | 466713 |
| Base 14 | 385514 | 386314 |
| Base 15 | 2dd515 | 2de215 |
| Base 16 | 269316 | 269f16 |