Compare 2007 vs 2009
| Property | 2007 | 2009 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 2 |
| Total factors | 3 | 3 |
| Prime factorization | 32 × 2231 | 72 × 411 |
| Prime factorization | 3 × 3 × 223 | 7 × 7 × 41 |
| Divisors count | 6 | 6 |
| Divisors | 1, 3, 9, 223, 669, 2007 | 1, 7, 41, 49, 287, 2009 |
| Number of properties | 0 | 0 |
| Roman numberals | MMVII | MMIX |
| Base 2 | 111110101112 | 111110110012 |
| Base 3 | 22021003 | 22021023 |
| Base 4 | 1331134 | 1331214 |
| Base 5 | 310125 | 310145 |
| Base 6 | 131436 | 131456 |
| Base 7 | 55657 | 56007 |
| Base 8 | 37278 | 37318 |
| Base 9 | 26709 | 26729 |
| Base 10 | 200710 | 200910 |
| Base 11 | 156511 | 156711 |
| Base 12 | 11b312 | 11b512 |
| Base 13 | bb513 | bb713 |
| Base 14 | a3514 | a3714 |
| Base 15 | 8dc15 | 8de15 |
| Base 16 | 7d716 | 7d916 |