Compare 19971 vs 19981
| Property | 19971 | 19981 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 32 × 71 × 3171 | 131 × 291 × 531 |
| Prime factorization | 3 × 3 × 7 × 317 | 13 × 29 × 53 |
| Divisors count | 12 | 8 |
| Divisors | 1, 3, 7, 9, 21, 63, 317, 951, 2219, 2853, 6657, 19971 | 1, 13, 29, 53, 377, 689, 1537, 19981 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1001110000000112 | 1001110000011012 |
| Base 3 | 10001012003 | 10001020013 |
| Base 4 | 103200034 | 103200314 |
| Base 5 | 11143415 | 11144115 |
| Base 6 | 2322436 | 2323016 |
| Base 7 | 1121407 | 1121537 |
| Base 8 | 470038 | 470158 |
| Base 9 | 303509 | 303619 |
| Base 10 | 1997110 | 1998110 |
| Base 11 | 1400611 | 1401511 |
| Base 12 | b68312 | b69112 |
| Base 13 | 912313 | 913013 |
| Base 14 | 73c714 | 73d314 |
| Base 15 | 5db615 | 5dc115 |
| Base 16 | 4e0316 | 4e0d16 |