Compare 1439 vs 2039
| Property | 1439 | 2039 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14391 | 20391 |
| Prime factorization | 1439 | 2039 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1439 | 1, 2039 |
| Number of properties | 9 | 8 |
| Additive primes | 124th | |
| Chen primes | 148th | 190th |
| Emirps | 68th | |
| Happy primes | 56th | |
| Harmonic primes | 115th | |
| Isolated primes | 135th | 186th |
| Primes | 228th | 309th |
| Safe primes | 32nd | 39th |
| Sexy primes (2nd member) | 99th | |
| Sexy prime triplets (3rd member) | 37th | |
| Solinas primes | 55th | |
| Sophie germain primes | 47th | 62nd |
| Roman numberals | MCDXXXIX | MMXXXIX |
| Base 2 | 101100111112 | 111111101112 |
| Base 3 | 12220223 | 22101123 |
| Base 4 | 1121334 | 1333134 |
| Base 5 | 212245 | 311245 |
| Base 6 | 103556 | 132356 |
| Base 7 | 41247 | 56427 |
| Base 8 | 26378 | 37678 |
| Base 9 | 18689 | 27159 |
| Base 10 | 143910 | 203910 |
| Base 11 | 109911 | 159411 |
| Base 12 | 9bb12 | 121b12 |
| Base 13 | 86913 | c0b13 |
| Base 14 | 74b14 | a5914 |
| Base 15 | 65e15 | 90e15 |
| Base 16 | 59f16 | 7f716 |