Compare 189977 vs 189980
| Property | 189977 | 189980 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 5 |
| Total factors | 1 | 6 |
| Prime factorization | 1899771 | 22 × 51 × 71 × 231 × 591 |
| Prime factorization | 189977 | 2 × 2 × 5 × 7 × 23 × 59 |
| Divisors count | 2 | 48 |
| Divisors | 1, 189977 | 1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 59, 70, 92, 115, 118, 140, 161, 230, 236, 295, 322, 413, 460, 590, 644, 805, 826, 1180, 1357, 1610, 1652, 2065, 2714, 3220, 4130, 5428, 6785, 8260, 9499, 13570, 18998, 27140, 37996, 47495, 94990, 189980 |
| Number of properties | 11 | 0 |
| Additive primes | 6946th | |
| Chen primes | 7228th | |
| Emirps | 3997th | |
| Harmonic primes | 6435th | |
| Isolated primes | 13018th | |
| Long primes | 6432nd | |
| Primes | 17167th | |
| Pythagorean primes | 8566th | |
| Sexy primes (1st member) | 4111th | |
| Sexy prime triplets (1st member) | 836th | |
| Super primes | 1977th | |
| Roman numberals | ||
| Base 2 | 1011100110000110012 | 1011100110000111002 |
| Base 3 | 1001221210123 | 1001221210223 |
| Base 4 | 2321201214 | 2321201304 |
| Base 5 | 220344025 | 220344105 |
| Base 6 | 40233056 | 40233126 |
| Base 7 | 14206047 | 14206107 |
| Base 8 | 5630318 | 5630348 |
| Base 9 | 3185359 | 3185389 |
| Base 10 | 18997710 | 18998010 |
| Base 11 | 11a80711 | 11a80a11 |
| Base 12 | 91b3512 | 91b3812 |
| Base 13 | 6861813 | 6861b13 |
| Base 14 | 4d33b14 | 4d34014 |
| Base 15 | 3b45215 | 3b45515 |
| Base 16 | 2e61916 | 2e61c16 |