Compare 28031 vs 28087
| Property | 28031 | 28087 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 280311 | 280871 |
| Prime factorization | 28031 | 28087 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28031 | 1, 28087 |
| Number of properties | 3 | 5 |
| Cousin primes (2nd member) | 448th | |
| Harmonic primes | 1143rd | |
| Isolated primes | 2168th | 2173rd |
| Lucky primes | 478th | |
| Primes | 3059th | 3064th |
| Sexy primes (2nd member) | 905th | |
| Roman numberals | ||
| Base 2 | 1101101011111112 | 1101101101101112 |
| Base 3 | 11021100123 | 11021120213 |
| Base 4 | 123113334 | 123123134 |
| Base 5 | 13441115 | 13443225 |
| Base 6 | 3334356 | 3340116 |
| Base 7 | 1445037 | 1446137 |
| Base 8 | 665778 | 666678 |
| Base 9 | 424059 | 424679 |
| Base 10 | 2803110 | 2808710 |
| Base 11 | 1a07311 | 1a11411 |
| Base 12 | 1427b12 | 1430712 |
| Base 13 | c9b313 | ca2713 |
| Base 14 | a30314 | a34314 |
| Base 15 | 848b15 | 84c715 |
| Base 16 | 6d7f16 | 6db716 |