Compare 1582 vs 1583
| Property | 1582 | 1583 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 71 × 1131 | 15831 |
| Prime factorization | 2 × 7 × 113 | 1583 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 7, 14, 113, 226, 791, 1582 | 1, 1583 |
| Number of properties | 0 | 9 |
| Additive primes | 135th | |
| Chen primes | 159th | |
| Cousin primes (2nd member) | 56th | |
| Emirps | 76th | |
| Harmonic primes | 84th | |
| Isolated primes | 151st | |
| Long primes | 98th | |
| Primes | 250th | |
| Sophie germain primes | 53rd | |
| Roman numberals | MDLXXXII | MDLXXXIII |
| Base 2 | 110001011102 | 110001011112 |
| Base 3 | 20111213 | 20111223 |
| Base 4 | 1202324 | 1202334 |
| Base 5 | 223125 | 223135 |
| Base 6 | 111546 | 111556 |
| Base 7 | 44207 | 44217 |
| Base 8 | 30568 | 30578 |
| Base 9 | 21479 | 21489 |
| Base 10 | 158210 | 158310 |
| Base 11 | 120911 | 120a11 |
| Base 12 | aba12 | abb12 |
| Base 13 | 94913 | 94a13 |
| Base 14 | 81014 | 81114 |
| Base 15 | 70715 | 70815 |
| Base 16 | 62e16 | 62f16 |