Compare 191440 vs 191449
| Property | 191440 | 191449 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 6 | 1 |
| Prime factorization | 24 × 51 × 23931 | 1914491 |
| Prime factorization | 2 × 2 × 2 × 2 × 5 × 2393 | 191449 |
| Divisors count | 20 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2393, 4786, 9572, 11965, 19144, 23930, 38288, 47860, 95720, 191440 | 1, 191449 |
| Number of properties | 0 | 8 |
| Cousin primes (1st member) | 2050th | |
| Emirps | 4030th | |
| Harmonic primes | 6470th | |
| Lucky primes | 2235th | |
| Primes | 17277th | |
| Prime triplets (2nd member) | 804th | |
| Pythagorean primes | 8622nd | |
| Twin primes (2nd member) | 2085th | |
| Roman numberals | ||
| Base 2 | 1011101011110100002 | 1011101011110110012 |
| Base 3 | 1002011211013 | 1002011212013 |
| Base 4 | 2322331004 | 2322331214 |
| Base 5 | 221112305 | 221112445 |
| Base 6 | 40341446 | 40342016 |
| Base 7 | 14250647 | 14251067 |
| Base 8 | 5657208 | 5657318 |
| Base 9 | 3215419 | 3215519 |
| Base 10 | 19144010 | 19144910 |
| Base 11 | 12091711 | 12092511 |
| Base 12 | 9295412 | 9296112 |
| Base 13 | 691a213 | 691ab13 |
| Base 14 | 4daa414 | 4daad14 |
| Base 15 | 3baca15 | 3bad415 |
| Base 16 | 2ebd016 | 2ebd916 |