Compare 2008 vs 2009
| Property | 2008 | 2009 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 2 |
| Total factors | 4 | 3 |
| Prime factorization | 23 × 2511 | 72 × 411 |
| Prime factorization | 2 × 2 × 2 × 251 | 7 × 7 × 41 |
| Divisors count | 8 | 6 |
| Divisors | 1, 2, 4, 8, 251, 502, 1004, 2008 | 1, 7, 41, 49, 287, 2009 |
| Number of properties | 0 | 0 |
| Roman numberals | MMVIII | MMIX |
| Base 2 | 111110110002 | 111110110012 |
| Base 3 | 22021013 | 22021023 |
| Base 4 | 1331204 | 1331214 |
| Base 5 | 310135 | 310145 |
| Base 6 | 131446 | 131456 |
| Base 7 | 55667 | 56007 |
| Base 8 | 37308 | 37318 |
| Base 9 | 26719 | 26729 |
| Base 10 | 200810 | 200910 |
| Base 11 | 156611 | 156711 |
| Base 12 | 11b412 | 11b512 |
| Base 13 | bb613 | bb713 |
| Base 14 | a3614 | a3714 |
| Base 15 | 8dd15 | 8de15 |
| Base 16 | 7d816 | 7d916 |