Compare 991129 vs 991447
| Property | 991129 | 991447 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9911291 | 9914471 |
| Prime factorization | 991129 | 991447 |
| Divisors count | 2 | 2 |
| Divisors | 1, 991129 | 1, 991447 |
| Number of properties | 4 | 5 |
| Additive primes | 29881st | |
| Emirps | 10974th | 10980th |
| Isolated primes | 61662nd | |
| Lucky primes | 8549th | |
| Primes | 77861st | 77881st |
| Sexy primes (1st member) | 16271st | |
| Twin primes (2nd member) | 8109th | |
| Roman numberals | ||
| Base 2 | 111100011111100110012 | 111100100000110101112 |
| Base 3 | 12121001201113 | 12121010000213 |
| Base 4 | 33013321214 | 33020031134 |
| Base 5 | 2232040045 | 2232112425 |
| Base 6 | 331243216 | 331300116 |
| Base 7 | 112654067 | 112663427 |
| Base 8 | 36176318 | 36203278 |
| Base 9 | 17705149 | 17710079 |
| Base 10 | 99112910 | 99144710 |
| Base 11 | 61771711 | 61798611 |
| Base 12 | 3b96a112 | 3b990712 |
| Base 13 | 28918913 | 28937213 |
| Base 14 | 1bb2ad14 | 1bb45914 |
| Base 15 | 148a0415 | 148b6715 |
| Base 16 | f1f9916 | f20d716 |