Compare 1431 vs 1439
| Property | 1431 | 1439 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 33 × 531 | 14391 |
| Prime factorization | 3 × 3 × 3 × 53 | 1439 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 9, 27, 53, 159, 477, 1431 | 1, 1439 |
| Number of properties | 0 | 9 |
| Additive primes | 124th | |
| Chen primes | 148th | |
| Emirps | 68th | |
| Isolated primes | 135th | |
| Primes | 228th | |
| Safe primes | 32nd | |
| Sexy primes (2nd member) | 99th | |
| Sexy prime triplets (3rd member) | 37th | |
| Sophie germain primes | 47th | |
| Roman numberals | MCDXXXI | MCDXXXIX |
| Base 2 | 101100101112 | 101100111112 |
| Base 3 | 12220003 | 12220223 |
| Base 4 | 1121134 | 1121334 |
| Base 5 | 212115 | 212245 |
| Base 6 | 103436 | 103556 |
| Base 7 | 41137 | 41247 |
| Base 8 | 26278 | 26378 |
| Base 9 | 18609 | 18689 |
| Base 10 | 143110 | 143910 |
| Base 11 | 109111 | 109911 |
| Base 12 | 9b312 | 9bb12 |
| Base 13 | 86113 | 86913 |
| Base 14 | 74314 | 74b14 |
| Base 15 | 65615 | 65e15 |
| Base 16 | 59716 | 59f16 |