Compare 128998 vs 129001
| Property | 128998 | 129001 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 644991 | 1290011 |
| Prime factorization | 2 × 64499 | 129001 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 64499, 128998 | 1, 129001 |
| Number of properties | 1 | 4 |
| Additive primes | 4977th | |
| Isolated primes | 9064th | |
| Primes | 12077th | |
| Pythagorean primes | 6006th | |
| Semiprimes | 29811th | |
| Roman numberals | ||
| Base 2 | 111110111111001102 | 111110111111010012 |
| Base 3 | 201122212013 | 201122212113 |
| Base 4 | 1331332124 | 1331332214 |
| Base 5 | 131114435 | 131120015 |
| Base 6 | 24331146 | 24331216 |
| Base 7 | 10450427 | 10450457 |
| Base 8 | 3737468 | 3737518 |
| Base 9 | 2158519 | 2158549 |
| Base 10 | 12899810 | 12900110 |
| Base 11 | 88a1111 | 88a1411 |
| Base 12 | 6279a12 | 627a112 |
| Base 13 | 4693c13 | 4694213 |
| Base 14 | 3502214 | 3502514 |
| Base 15 | 2834d15 | 2835115 |
| Base 16 | 1f7e616 | 1f7e916 |