Compare 19981 vs 19989
| Property | 19981 | 19989 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 2 |
| Total factors | 3 | 3 |
| Prime factorization | 131 × 291 × 531 | 32 × 22211 |
| Prime factorization | 13 × 29 × 53 | 3 × 3 × 2221 |
| Divisors count | 8 | 6 |
| Divisors | 1, 13, 29, 53, 377, 689, 1537, 19981 | 1, 3, 9, 2221, 6663, 19989 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1001110000011012 | 1001110000101012 |
| Base 3 | 10001020013 | 10001021003 |
| Base 4 | 103200314 | 103201114 |
| Base 5 | 11144115 | 11144245 |
| Base 6 | 2323016 | 2323136 |
| Base 7 | 1121537 | 1121647 |
| Base 8 | 470158 | 470258 |
| Base 9 | 303619 | 303709 |
| Base 10 | 1998110 | 1998910 |
| Base 11 | 1401511 | 1402211 |
| Base 12 | b69112 | b69912 |
| Base 13 | 913013 | 913813 |
| Base 14 | 73d314 | 73db14 |
| Base 15 | 5dc115 | 5dc915 |
| Base 16 | 4e0d16 | 4e1516 |