Compare 128999 vs 129001
| Property | 128999 | 129001 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 131 × 99231 | 1290011 |
| Prime factorization | 13 × 9923 | 129001 |
| Divisors count | 4 | 2 |
| Divisors | 1, 13, 9923, 128999 | 1, 129001 |
| Number of properties | 1 | 4 |
| Additive primes | 4977th | |
| Isolated primes | 9064th | |
| Primes | 12077th | |
| Pythagorean primes | 6006th | |
| Semiprimes | 29812th | |
| Roman numberals | ||
| Base 2 | 111110111111001112 | 111110111111010012 |
| Base 3 | 201122212023 | 201122212113 |
| Base 4 | 1331332134 | 1331332214 |
| Base 5 | 131114445 | 131120015 |
| Base 6 | 24331156 | 24331216 |
| Base 7 | 10450437 | 10450457 |
| Base 8 | 3737478 | 3737518 |
| Base 9 | 2158529 | 2158549 |
| Base 10 | 12899910 | 12900110 |
| Base 11 | 88a1211 | 88a1411 |
| Base 12 | 6279b12 | 627a112 |
| Base 13 | 4694013 | 4694213 |
| Base 14 | 3502314 | 3502514 |
| Base 15 | 2834e15 | 2835115 |
| Base 16 | 1f7e716 | 1f7e916 |