Compare 3989 vs 4447
| Property | 3989 | 4447 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 39891 | 44471 |
| Prime factorization | 3989 | 4447 |
| Divisors count | 2 | 2 |
| Divisors | 1, 3989 | 1, 4447 |
| Number of properties | 8 | 10 |
| Additive primes | 281st | 312th |
| Chen primes | 320th | 349th |
| Cousin primes (1st member) | 112th | |
| Cuban primes 1 | 21st | |
| Good primes | 94th | 101st |
| Happy primes | 110th | |
| Harmonic primes | 198th | |
| Isolated primes | 345th | 373rd |
| Long primes | 218th | 242nd |
| Primes | 550th | 604th |
| Pythagorean primes | 269th | |
| Sexy primes (2nd member) | 218th | |
| Roman numberals | MMMCMLXXXIX | MMMMCDXLVII |
| Base 2 | 1111100101012 | 10001010111112 |
| Base 3 | 121102023 | 200022013 |
| Base 4 | 3321114 | 10111334 |
| Base 5 | 1114245 | 1202425 |
| Base 6 | 302456 | 323316 |
| Base 7 | 144267 | 156527 |
| Base 8 | 76258 | 105378 |
| Base 9 | 54229 | 60819 |
| Base 10 | 398910 | 444710 |
| Base 11 | 2aa711 | 338311 |
| Base 12 | 238512 | 26a712 |
| Base 13 | 1a7b13 | 204113 |
| Base 14 | 164d14 | 189914 |
| Base 15 | 12ae15 | 14b715 |
| Base 16 | f9516 | 115f16 |