Compare 28111 vs 28387
| Property | 28111 | 28387 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 281111 | 283871 |
| Prime factorization | 28111 | 28387 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28111 | 1, 28387 |
| Number of properties | 5 | 6 |
| Additive primes | 1404th | |
| Chen primes | 1491st | 1503rd |
| Good primes | 314th | |
| Happy primes | 497th | |
| Harmonic primes | 1144th | |
| Isolated primes | 2185th | |
| Primes | 3068th | 3088th |
| Sexy primes (1st member) | 908th | |
| Twin primes (2nd member) | 448th | |
| Roman numberals | ||
| Base 2 | 1101101110011112 | 1101110111000112 |
| Base 3 | 11021200113 | 11022211013 |
| Base 4 | 123130334 | 123232034 |
| Base 5 | 13444215 | 14020225 |
| Base 6 | 3340516 | 3352316 |
| Base 7 | 1446467 | 1455227 |
| Base 8 | 667178 | 673438 |
| Base 9 | 425049 | 428419 |
| Base 10 | 2811110 | 2838710 |
| Base 11 | 1a13611 | 1a36711 |
| Base 12 | 1432712 | 1451712 |
| Base 13 | ca4513 | cbc813 |
| Base 14 | a35d14 | a4b914 |
| Base 15 | 84e115 | 862715 |
| Base 16 | 6dcf16 | 6ee316 |