Compare 18979 vs 19309
| Property | 18979 | 19309 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 189791 | 193091 |
| Prime factorization | 18979 | 19309 |
| Divisors count | 2 | 2 |
| Divisors | 1, 18979 | 1, 19309 |
| Number of properties | 5 | 6 |
| Isolated primes | 1505th | 1528th |
| Long primes | 826th | 835th |
| Lucky primes | 351st | 357th |
| Primes | 2158th | 2189th |
| Pythagorean primes | 1086th | |
| Sexy primes (2nd member) | 660th | |
| Ulam primes | 158th | |
| Roman numberals | ||
| Base 2 | 1001010001000112 | 1001011011011012 |
| Base 3 | 2220002213 | 2221110113 |
| Base 4 | 102202034 | 102312314 |
| Base 5 | 11014045 | 11042145 |
| Base 6 | 2235116 | 2252216 |
| Base 7 | 1062227 | 1102037 |
| Base 8 | 450438 | 455558 |
| Base 9 | 280279 | 284349 |
| Base 10 | 1897910 | 1930910 |
| Base 11 | 1329411 | 1356411 |
| Base 12 | ab9712 | b21112 |
| Base 13 | 883c13 | 8a3413 |
| Base 14 | 6cb914 | 707314 |
| Base 15 | 595415 | 5ac415 |
| Base 16 | 4a2316 | 4b6d16 |