Compare 1439 vs 1583
| Property | 1439 | 1583 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14391 | 15831 |
| Prime factorization | 1439 | 1583 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1439 | 1, 1583 |
| Number of properties | 9 | 9 |
| Additive primes | 124th | 135th |
| Chen primes | 148th | 159th |
| Cousin primes (2nd member) | 56th | |
| Emirps | 68th | 76th |
| Harmonic primes | 84th | |
| Isolated primes | 135th | 151st |
| Long primes | 98th | |
| Primes | 228th | 250th |
| Safe primes | 32nd | |
| Sexy primes (2nd member) | 99th | |
| Sexy prime triplets (3rd member) | 37th | |
| Sophie germain primes | 47th | 53rd |
| Roman numberals | MCDXXXIX | MDLXXXIII |
| Base 2 | 101100111112 | 110001011112 |
| Base 3 | 12220223 | 20111223 |
| Base 4 | 1121334 | 1202334 |
| Base 5 | 212245 | 223135 |
| Base 6 | 103556 | 111556 |
| Base 7 | 41247 | 44217 |
| Base 8 | 26378 | 30578 |
| Base 9 | 18689 | 21489 |
| Base 10 | 143910 | 158310 |
| Base 11 | 109911 | 120a11 |
| Base 12 | 9bb12 | abb12 |
| Base 13 | 86913 | 94a13 |
| Base 14 | 74b14 | 81114 |
| Base 15 | 65e15 | 70815 |
| Base 16 | 59f16 | 62f16 |