Compare 2009 vs 2012
| Property | 2009 | 2012 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 2 |
| Total factors | 3 | 3 |
| Prime factorization | 72 × 411 | 22 × 5031 |
| Prime factorization | 7 × 7 × 41 | 2 × 2 × 503 |
| Divisors count | 6 | 6 |
| Divisors | 1, 7, 41, 49, 287, 2009 | 1, 2, 4, 503, 1006, 2012 |
| Number of properties | 0 | 0 |
| Roman numberals | MMIX | MMXII |
| Base 2 | 111110110012 | 111110111002 |
| Base 3 | 22021023 | 22021123 |
| Base 4 | 1331214 | 1331304 |
| Base 5 | 310145 | 310225 |
| Base 6 | 131456 | 131526 |
| Base 7 | 56007 | 56037 |
| Base 8 | 37318 | 37348 |
| Base 9 | 26729 | 26759 |
| Base 10 | 200910 | 201210 |
| Base 11 | 156711 | 156a11 |
| Base 12 | 11b512 | 11b812 |
| Base 13 | bb713 | bba13 |
| Base 14 | a3714 | a3a14 |
| Base 15 | 8de15 | 8e215 |
| Base 16 | 7d916 | 7dc16 |