Compare 28005 vs 28009
| Property | 28005 | 28009 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 51 × 18671 | 371 × 7571 |
| Prime factorization | 3 × 5 × 1867 | 37 × 757 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 5, 15, 1867, 5601, 9335, 28005 | 1, 37, 757, 28009 |
| Number of properties | 0 | 1 |
| Semiprimes | 6985th | |
| Roman numberals | ||
| Base 2 | 1101101011001012 | 1101101011010012 |
| Base 3 | 11021020203 | 11021021013 |
| Base 4 | 123112114 | 123112214 |
| Base 5 | 13440105 | 13440145 |
| Base 6 | 3333536 | 3334016 |
| Base 7 | 1444357 | 1444427 |
| Base 8 | 665458 | 665518 |
| Base 9 | 423669 | 423719 |
| Base 10 | 2800510 | 2800910 |
| Base 11 | 1a04a11 | 1a05311 |
| Base 12 | 1425912 | 1426112 |
| Base 13 | c99313 | c99713 |
| Base 14 | a2c514 | a2c914 |
| Base 15 | 847015 | 847415 |
| Base 16 | 6d6516 | 6d6916 |