Compare 19977 vs 19987
| Property | 19977 | 19987 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 31 × 66591 | 111 × 231 × 791 |
| Prime factorization | 3 × 6659 | 11 × 23 × 79 |
| Divisors count | 4 | 8 |
| Divisors | 1, 3, 6659, 19977 | 1, 11, 23, 79, 253, 869, 1817, 19987 |
| Number of properties | 1 | 0 |
| Semiprimes | 5079th | |
| Roman numberals | ||
| Base 2 | 1001110000010012 | 1001110000100112 |
| Base 3 | 10001012203 | 10001020213 |
| Base 4 | 103200214 | 103201034 |
| Base 5 | 11144025 | 11144225 |
| Base 6 | 2322536 | 2323116 |
| Base 7 | 1121467 | 1121627 |
| Base 8 | 470118 | 470238 |
| Base 9 | 303569 | 303679 |
| Base 10 | 1997710 | 1998710 |
| Base 11 | 1401111 | 1402011 |
| Base 12 | b68912 | b69712 |
| Base 13 | 912913 | 913613 |
| Base 14 | 73cd14 | 73d914 |
| Base 15 | 5dbc15 | 5dc715 |
| Base 16 | 4e0916 | 4e1316 |