Compare 28723 vs 28729
| Property | 28723 | 28729 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 287231 | 287291 |
| Prime factorization | 28723 | 28729 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28723 | 1, 28729 |
| Number of properties | 5 | 5 |
| Happy primes | 505th | |
| Harmonic primes | 1169th | |
| Isolated primes | 2216th | 2217th |
| Primes | 3129th | 3130th |
| Pythagorean primes | 1556th | |
| Sexy primes (1st member) | 921st | |
| Sexy primes (2nd member) | 921st | |
| Ulam primes | 238th | |
| Roman numberals | ||
| Base 2 | 1110000001100112 | 1110000001110012 |
| Base 3 | 11101012113 | 11101020013 |
| Base 4 | 130003034 | 130003214 |
| Base 5 | 14043435 | 14044045 |
| Base 6 | 3405516 | 3410016 |
| Base 7 | 1465127 | 1465217 |
| Base 8 | 700638 | 700718 |
| Base 9 | 433549 | 433619 |
| Base 10 | 2872310 | 2872910 |
| Base 11 | 1a64211 | 1a64811 |
| Base 12 | 1475712 | 1476112 |
| Base 13 | 100c613 | 100cc13 |
| Base 14 | a67914 | a68114 |
| Base 15 | 879d15 | 87a415 |
| Base 16 | 703316 | 703916 |