Compare 19979 vs 19986
| Property | 19979 | 19986 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 199791 | 21 × 31 × 33311 |
| Prime factorization | 19979 | 2 × 3 × 3331 |
| Divisors count | 2 | 8 |
| Divisors | 1, 19979 | 1, 2, 3, 6, 3331, 6662, 9993, 19986 |
| Number of properties | 6 | 0 |
| Happy primes | 376th | |
| Harmonic primes | 819th | |
| Isolated primes | 1578th | |
| Long primes | 864th | |
| Primes | 2259th | |
| Sexy primes (2nd member) | 692nd | |
| Roman numberals | ||
| Base 2 | 1001110000010112 | 1001110000100102 |
| Base 3 | 10001012223 | 10001020203 |
| Base 4 | 103200234 | 103201024 |
| Base 5 | 11144045 | 11144215 |
| Base 6 | 2322556 | 2323106 |
| Base 7 | 1121517 | 1121617 |
| Base 8 | 470138 | 470228 |
| Base 9 | 303589 | 303669 |
| Base 10 | 1997910 | 1998610 |
| Base 11 | 1401311 | 1401a11 |
| Base 12 | b68b12 | b69612 |
| Base 13 | 912b13 | 913513 |
| Base 14 | 73d114 | 73d814 |
| Base 15 | 5dbe15 | 5dc615 |
| Base 16 | 4e0b16 | 4e1216 |