Compare 225989 vs 225991
| Property | 225989 | 225991 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 2259891 | 671 × 33731 |
| Prime factorization | 225989 | 67 × 3373 |
| Divisors count | 2 | 4 |
| Divisors | 1, 225989 | 1, 67, 3373, 225991 |
| Number of properties | 6 | 1 |
| Chen primes | 8370th | |
| Harmonic primes | 7564th | |
| Isolated primes | 15333rd | |
| Primes | 20104th | |
| Semiprimes | 50796th | |
| Sexy primes (2nd member) | 4750th | |
| Sexy prime triplets (3rd member) | 945th | |
| Roman numberals | ||
| Base 2 | 1101110010110001012 | 1101110010110001112 |
| Base 3 | 1021102222223 | 1021110000013 |
| Base 4 | 3130230114 | 3130230134 |
| Base 5 | 242124245 | 242124315 |
| Base 6 | 45021256 | 45021316 |
| Base 7 | 16306017 | 16306037 |
| Base 8 | 6713058 | 6713078 |
| Base 9 | 3738889 | 3740019 |
| Base 10 | 22598910 | 22599110 |
| Base 11 | 14487511 | 14487711 |
| Base 12 | aa94512 | aa94712 |
| Base 13 | 7bb2a13 | 7bb2c13 |
| Base 14 | 5c50114 | 5c50314 |
| Base 15 | 46e5e15 | 46e6115 |
| Base 16 | 372c516 | 372c716 |