Compare 19981 vs 19987
| Property | 19981 | 19987 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 131 × 291 × 531 | 111 × 231 × 791 |
| Prime factorization | 13 × 29 × 53 | 11 × 23 × 79 |
| Divisors count | 8 | 8 |
| Divisors | 1, 13, 29, 53, 377, 689, 1537, 19981 | 1, 11, 23, 79, 253, 869, 1817, 19987 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1001110000011012 | 1001110000100112 |
| Base 3 | 10001020013 | 10001020213 |
| Base 4 | 103200314 | 103201034 |
| Base 5 | 11144115 | 11144225 |
| Base 6 | 2323016 | 2323116 |
| Base 7 | 1121537 | 1121627 |
| Base 8 | 470158 | 470238 |
| Base 9 | 303619 | 303679 |
| Base 10 | 1998110 | 1998710 |
| Base 11 | 1401511 | 1402011 |
| Base 12 | b69112 | b69712 |
| Base 13 | 913013 | 913613 |
| Base 14 | 73d314 | 73d914 |
| Base 15 | 5dc115 | 5dc715 |
| Base 16 | 4e0d16 | 4e1316 |