Compare 28087 vs 28513
| Property | 28087 | 28513 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 280871 | 285131 |
| Prime factorization | 28087 | 28513 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28087 | 1, 28513 |
| Number of properties | 5 | 9 |
| Additive primes | 1415th | |
| Cousin primes (1st member) | 451st | |
| Happy primes | 501st | |
| Harmonic primes | 1143rd | 1158th |
| Isolated primes | 2173rd | 2196th |
| Long primes | 1179th | |
| Lucky primes | 478th | 483rd |
| Primes | 3064th | 3101st |
| Pythagorean primes | 1543rd | |
| Sexy primes (2nd member) | 905th | |
| Roman numberals | ||
| Base 2 | 1101101101101112 | 1101111011000012 |
| Base 3 | 11021120213 | 11100100013 |
| Base 4 | 123123134 | 123312014 |
| Base 5 | 13443225 | 14030235 |
| Base 6 | 3340116 | 3400016 |
| Base 7 | 1446137 | 1460627 |
| Base 8 | 666678 | 675418 |
| Base 9 | 424679 | 431019 |
| Base 10 | 2808710 | 2851310 |
| Base 11 | 1a11411 | 1a47111 |
| Base 12 | 1430712 | 1460112 |
| Base 13 | ca2713 | cc9413 |
| Base 14 | a34314 | a56914 |
| Base 15 | 84c715 | 86ad15 |
| Base 16 | 6db716 | 6f6116 |