Compare 9887 vs 10151
| Property | 9887 | 10151 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 98871 | 101511 |
| Prime factorization | 9887 | 10151 |
| Divisors count | 2 | 2 |
| Divisors | 1, 9887 | 1, 10151 |
| Number of properties | 6 | 5 |
| Cousin primes (2nd member) | 203rd | |
| Emirps | 249th | |
| Happy primes | 206th | |
| Harmonic primes | 444th | 451st |
| Isolated primes | 813th | 827th |
| Long primes | 464th | |
| Primes | 1220th | 1246th |
| Safe primes | 115th | |
| Roman numberals | ||
| Base 2 | 100110100111112 | 100111101001112 |
| Base 3 | 1111200123 | 1112202223 |
| Base 4 | 21221334 | 21322134 |
| Base 5 | 3040225 | 3111015 |
| Base 6 | 1134356 | 1145556 |
| Base 7 | 405537 | 414117 |
| Base 8 | 232378 | 236478 |
| Base 9 | 145059 | 148289 |
| Base 10 | 988710 | 1015110 |
| Base 11 | 747911 | 769911 |
| Base 12 | 587b12 | 5a5b12 |
| Base 13 | 466713 | 480b13 |
| Base 14 | 386314 | 39b114 |
| Base 15 | 2de215 | 301b15 |
| Base 16 | 269f16 | 27a716 |