Compare 3989 vs 4019
| Property | 3989 | 4019 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 39891 | 40191 |
| Prime factorization | 3989 | 4019 |
| Divisors count | 2 | 2 |
| Divisors | 1, 3989 | 1, 4019 |
| Number of properties | 8 | 8 |
| Additive primes | 281st | |
| Chen primes | 320th | 323rd |
| Good primes | 94th | |
| Harmonic primes | 198th | |
| Isolated primes | 345th | |
| Long primes | 218th | 220th |
| Primes | 550th | 555th |
| Pythagorean primes | 269th | |
| Sexy primes (2nd member) | 205th | |
| Sexy prime quadrupletss (4th member) | 17th | |
| Sexy prime triplets (3rd member) | 72nd | |
| Sophie germain primes | 102nd | |
| Twin primes (1st member) | 105th | |
| Roman numberals | MMMCMLXXXIX | MMMMXIX |
| Base 2 | 1111100101012 | 1111101100112 |
| Base 3 | 121102023 | 121112123 |
| Base 4 | 3321114 | 3323034 |
| Base 5 | 1114245 | 1120345 |
| Base 6 | 302456 | 303356 |
| Base 7 | 144267 | 145017 |
| Base 8 | 76258 | 76638 |
| Base 9 | 54229 | 54559 |
| Base 10 | 398910 | 401910 |
| Base 11 | 2aa711 | 302411 |
| Base 12 | 238512 | 23ab12 |
| Base 13 | 1a7b13 | 1aa213 |
| Base 14 | 164d14 | 167114 |
| Base 15 | 12ae15 | 12ce15 |
| Base 16 | f9516 | fb316 |