Compare 991129 vs 991201
| Property | 991129 | 991201 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9911291 | 9912011 |
| Prime factorization | 991129 | 991201 |
| Divisors count | 2 | 2 |
| Divisors | 1, 991129 | 1, 991201 |
| Number of properties | 4 | 3 |
| Additive primes | 29881st | |
| Emirps | 10974th | 10977th |
| Isolated primes | 61649th | |
| Primes | 77861st | 77866th |
| Twin primes (2nd member) | 8109th | |
| Roman numberals | ||
| Base 2 | 111100011111100110012 | 111100011111111000012 |
| Base 3 | 12121001201113 | 12121002000113 |
| Base 4 | 33013321214 | 33013332014 |
| Base 5 | 2232040045 | 2232043015 |
| Base 6 | 331243216 | 331245216 |
| Base 7 | 112654067 | 112655417 |
| Base 8 | 36176318 | 36177418 |
| Base 9 | 17705149 | 17706049 |
| Base 10 | 99112910 | 99120110 |
| Base 11 | 61771711 | 61778211 |
| Base 12 | 3b96a112 | 3b974112 |
| Base 13 | 28918913 | 28921313 |
| Base 14 | 1bb2ad14 | 1bb32114 |
| Base 15 | 148a0415 | 148a5115 |
| Base 16 | f1f9916 | f1fe116 |