Compare 1579 vs 1587
| Property | 1579 | 1587 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 15791 | 31 × 232 |
| Prime factorization | 1579 | 3 × 23 × 23 |
| Divisors count | 2 | 6 |
| Divisors | 1, 1579 | 1, 3, 23, 69, 529, 1587 |
| Number of properties | 6 | 0 |
| Cousin primes (1st member) | 56th | |
| Harmonic primes | 83rd | |
| Isolated primes | 150th | |
| Long primes | 97th | |
| Lucky primes | 60th | |
| Primes | 249th | |
| Roman numberals | MDLXXIX | MDLXXXVII |
| Base 2 | 110001010112 | 110001100112 |
| Base 3 | 20111113 | 20112103 |
| Base 4 | 1202234 | 1203034 |
| Base 5 | 223045 | 223225 |
| Base 6 | 111516 | 112036 |
| Base 7 | 44147 | 44257 |
| Base 8 | 30538 | 30638 |
| Base 9 | 21449 | 21539 |
| Base 10 | 157910 | 158710 |
| Base 11 | 120611 | 121311 |
| Base 12 | ab712 | b0312 |
| Base 13 | 94613 | 95113 |
| Base 14 | 80b14 | 81514 |
| Base 15 | 70415 | 70c15 |
| Base 16 | 62b16 | 63316 |