Compare 18972 vs 18979
| Property | 18972 | 18979 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 22 × 32 × 171 × 311 | 189791 |
| Prime factorization | 2 × 2 × 3 × 3 × 17 × 31 | 18979 |
| Divisors count | 36 | 2 |
| Divisors | 1, 2, 3, 4, 6, 9, 12, 17, 18, 31, 34, 36, 51, 62, 68, 93, 102, 124, 153, 186, 204, 279, 306, 372, 527, 558, 612, 1054, 1116, 1581, 2108, 3162, 4743, 6324, 9486, 18972 | 1, 18979 |
| Number of properties | 0 | 5 |
| Isolated primes | 1505th | |
| Long primes | 826th | |
| Lucky primes | 351st | |
| Primes | 2158th | |
| Sexy primes (2nd member) | 660th | |
| Roman numberals | ||
| Base 2 | 1001010000111002 | 1001010001000112 |
| Base 3 | 2220002003 | 2220002213 |
| Base 4 | 102201304 | 102202034 |
| Base 5 | 11013425 | 11014045 |
| Base 6 | 2235006 | 2235116 |
| Base 7 | 1062127 | 1062227 |
| Base 8 | 450348 | 450438 |
| Base 9 | 280209 | 280279 |
| Base 10 | 1897210 | 1897910 |
| Base 11 | 1328811 | 1329411 |
| Base 12 | ab9012 | ab9712 |
| Base 13 | 883513 | 883c13 |
| Base 14 | 6cb214 | 6cb914 |
| Base 15 | 594c15 | 595415 |
| Base 16 | 4a1c16 | 4a2316 |