Compare 2004 vs 2009
| Property | 2004 | 2009 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 2 |
| Total factors | 4 | 3 |
| Prime factorization | 22 × 31 × 1671 | 72 × 411 |
| Prime factorization | 2 × 2 × 3 × 167 | 7 × 7 × 41 |
| Divisors count | 12 | 6 |
| Divisors | 1, 2, 3, 4, 6, 12, 167, 334, 501, 668, 1002, 2004 | 1, 7, 41, 49, 287, 2009 |
| Number of properties | 0 | 0 |
| Roman numberals | MMIV | MMIX |
| Base 2 | 111110101002 | 111110110012 |
| Base 3 | 22020203 | 22021023 |
| Base 4 | 1331104 | 1331214 |
| Base 5 | 310045 | 310145 |
| Base 6 | 131406 | 131456 |
| Base 7 | 55627 | 56007 |
| Base 8 | 37248 | 37318 |
| Base 9 | 26669 | 26729 |
| Base 10 | 200410 | 200910 |
| Base 11 | 156211 | 156711 |
| Base 12 | 11b012 | 11b512 |
| Base 13 | bb213 | bb713 |
| Base 14 | a3214 | a3714 |
| Base 15 | 8d915 | 8de15 |
| Base 16 | 7d416 | 7d916 |