Compare 991987 vs 992129
| Property | 991987 | 992129 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9919871 | 9921291 |
| Prime factorization | 991987 | 992129 |
| Divisors count | 2 | 2 |
| Divisors | 1, 991987 | 1, 992129 |
| Number of properties | 4 | 3 |
| Additive primes | 29906th | |
| Isolated primes | 61701st | 61706th |
| Primes | 77926th | 77935th |
| Sexy primes (2nd member) | 16280th | |
| Sophie germain primes | 7691st | |
| Roman numberals | ||
| Base 2 | 111100100010111100112 | 111100100011100000012 |
| Base 3 | 12121012020213 | 12121012211123 |
| Base 4 | 33020233034 | 33020320014 |
| Base 5 | 2232204225 | 2232220045 |
| Base 6 | 331323116 | 331331056 |
| Base 7 | 113010437 | 113013357 |
| Base 8 | 36213638 | 36216018 |
| Base 9 | 17716679 | 17718459 |
| Base 10 | 99198710 | 99212910 |
| Base 11 | 61832711 | 61844611 |
| Base 12 | 3ba09712 | 3ba19512 |
| Base 13 | 28969913 | 28977813 |
| Base 14 | 1bb72314 | 1bb7c514 |
| Base 15 | 148dc715 | 148e6e15 |
| Base 16 | f22f316 | f238116 |