Compare 998 vs 1001
| Property | 998 | 1001 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 21 × 4991 | 71 × 111 × 131 |
| Prime factorization | 2 × 499 | 7 × 11 × 13 |
| Divisors count | 4 | 8 |
| Divisors | 1, 2, 499, 998 | 1, 7, 11, 13, 77, 91, 143, 1001 |
| Number of properties | 1 | 0 |
| Semiprimes | 299th | |
| Roman numberals | CMXCVIII | MI |
| Base 2 | 11111001102 | 11111010012 |
| Base 3 | 11002223 | 11010023 |
| Base 4 | 332124 | 332214 |
| Base 5 | 124435 | 130015 |
| Base 6 | 43426 | 43456 |
| Base 7 | 26247 | 26307 |
| Base 8 | 17468 | 17518 |
| Base 9 | 13289 | 13329 |
| Base 10 | 99810 | 100110 |
| Base 11 | 82811 | 83011 |
| Base 12 | 6b212 | 6b512 |
| Base 13 | 5ba13 | 5c013 |
| Base 14 | 51414 | 51714 |
| Base 15 | 46815 | 46b15 |
| Base 16 | 3e616 | 3e916 |