Compare 201919 vs 201926
| Property | 201919 | 201926 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 2019191 | 21 × 171 × 59391 |
| Prime factorization | 201919 | 2 × 17 × 5939 |
| Divisors count | 2 | 8 |
| Divisors | 1, 201919 | 1, 2, 17, 34, 5939, 11878, 100963, 201926 |
| Number of properties | 5 | 0 |
| Chen primes | 7585th | |
| Cousin primes (1st member) | 2154th | |
| Harmonic primes | 6809th | |
| Isolated primes | 13795th | |
| Primes | 18140th | |
| Roman numberals | ||
| Base 2 | 1100010100101111112 | 1100010100110001102 |
| Base 3 | 1010202221113 | 1010202222023 |
| Base 4 | 3011023334 | 3011030124 |
| Base 5 | 224301345 | 224302015 |
| Base 6 | 41544516 | 41545026 |
| Base 7 | 15004547 | 15004647 |
| Base 8 | 6122778 | 6123068 |
| Base 9 | 3368749 | 3368829 |
| Base 10 | 20191910 | 20192610 |
| Base 11 | 12878311 | 12878a11 |
| Base 12 | 98a2712 | 98a3212 |
| Base 13 | 70ba313 | 70baa13 |
| Base 14 | 5382b14 | 5383414 |
| Base 15 | 3ec6415 | 3ec6b15 |
| Base 16 | 314bf16 | 314c616 |