Compare 28005 vs 28007
| Property | 28005 | 28007 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 31 × 51 × 18671 | 71 × 40011 |
| Prime factorization | 3 × 5 × 1867 | 7 × 4001 |
| Divisors count | 8 | 4 |
| Divisors | 1, 3, 5, 15, 1867, 5601, 9335, 28005 | 1, 7, 4001, 28007 |
| Number of properties | 0 | 1 |
| Semiprimes | 6984th | |
| Roman numberals | ||
| Base 2 | 1101101011001012 | 1101101011001112 |
| Base 3 | 11021020203 | 11021020223 |
| Base 4 | 123112114 | 123112134 |
| Base 5 | 13440105 | 13440125 |
| Base 6 | 3333536 | 3333556 |
| Base 7 | 1444357 | 1444407 |
| Base 8 | 665458 | 665478 |
| Base 9 | 423669 | 423689 |
| Base 10 | 2800510 | 2800710 |
| Base 11 | 1a04a11 | 1a05111 |
| Base 12 | 1425912 | 1425b12 |
| Base 13 | c99313 | c99513 |
| Base 14 | a2c514 | a2c714 |
| Base 15 | 847015 | 847215 |
| Base 16 | 6d6516 | 6d6716 |