Compare 19009 vs 19018
| Property | 19009 | 19018 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 190091 | 21 × 371 × 2571 |
| Prime factorization | 19009 | 2 × 37 × 257 |
| Divisors count | 2 | 8 |
| Divisors | 1, 19009 | 1, 2, 37, 74, 257, 514, 9509, 19018 |
| Number of properties | 7 | 0 |
| Additive primes | 1009th | |
| Chen primes | 1071st | |
| Cousin primes (1st member) | 336th | |
| Isolated primes | 1507th | |
| Lucky primes | 352nd | |
| Primes | 2160th | |
| Pythagorean primes | 1070th | |
| Roman numberals | ||
| Base 2 | 1001010010000012 | 1001010010010102 |
| Base 3 | 2220020013 | 2220021013 |
| Base 4 | 102210014 | 102210224 |
| Base 5 | 11020145 | 11020335 |
| Base 6 | 2240016 | 2240146 |
| Base 7 | 1062647 | 1063067 |
| Base 8 | 451018 | 451128 |
| Base 9 | 280619 | 280719 |
| Base 10 | 1900910 | 1901810 |
| Base 11 | 1331111 | 1331a11 |
| Base 12 | b00112 | b00a12 |
| Base 13 | 886313 | 886c13 |
| Base 14 | 6cdb14 | 6d0614 |
| Base 15 | 597415 | 597d15 |
| Base 16 | 4a4116 | 4a4a16 |