Compare 28687 vs 28729
| Property | 28687 | 28729 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 286871 | 287291 |
| Prime factorization | 28687 | 28729 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28687 | 1, 28729 |
| Number of properties | 4 | 5 |
| Additive primes | 1428th | |
| Isolated primes | 2212th | 2217th |
| Long primes | 1189th | |
| Primes | 3125th | 3130th |
| Pythagorean primes | 1556th | |
| Sexy primes (2nd member) | 921st | |
| Ulam primes | 238th | |
| Roman numberals | ||
| Base 2 | 1110000000011112 | 1110000001110012 |
| Base 3 | 11101001113 | 11101020013 |
| Base 4 | 130000334 | 130003214 |
| Base 5 | 14042225 | 14044045 |
| Base 6 | 3404516 | 3410016 |
| Base 7 | 1464317 | 1465217 |
| Base 8 | 700178 | 700718 |
| Base 9 | 433149 | 433619 |
| Base 10 | 2868710 | 2872910 |
| Base 11 | 1a60a11 | 1a64811 |
| Base 12 | 1472712 | 1476112 |
| Base 13 | 1009913 | 100cc13 |
| Base 14 | a65114 | a68114 |
| Base 15 | 877715 | 87a415 |
| Base 16 | 700f16 | 703916 |