Compare 8123 vs 8128
| Property | 8123 | 8128 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 7 |
| Prime factorization | 81231 | 26 × 1271 |
| Prime factorization | 8123 | 2 × 2 × 2 × 2 × 2 × 2 × 127 |
| Divisors count | 2 | 14 |
| Divisors | 1, 8123 | 1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128 |
| Number of properties | 4 | 0 |
| Isolated primes | 669th | |
| Primes | 1022nd | |
| Sexy primes (2nd member) | 350th | |
| Sexy prime triplets (3rd member) | 110th | |
| Roman numberals | ||
| Base 2 | 11111101110112 | 11111110000002 |
| Base 3 | 1020102123 | 1020110013 |
| Base 4 | 13323234 | 13330004 |
| Base 5 | 2244435 | 2300035 |
| Base 6 | 1013356 | 1013446 |
| Base 7 | 324537 | 324617 |
| Base 8 | 176738 | 177008 |
| Base 9 | 121259 | 121319 |
| Base 10 | 812310 | 812810 |
| Base 11 | 611511 | 611a11 |
| Base 12 | 484b12 | 485412 |
| Base 13 | 390b13 | 391313 |
| Base 14 | 2d6314 | 2d6814 |
| Base 15 | 261815 | 261d15 |
| Base 16 | 1fbb16 | 1fc016 |