Compare 1554 vs 1559
| Property | 1554 | 1559 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 21 × 31 × 71 × 371 | 15591 |
| Prime factorization | 2 × 3 × 7 × 37 | 1559 |
| Divisors count | 16 | 2 |
| Divisors | 1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554 | 1, 1559 |
| Number of properties | 0 | 6 |
| Chen primes | 157th | |
| Emirps | 75th | |
| Isolated primes | 147th | |
| Primes | 246th | |
| Sexy primes (2nd member) | 107th | |
| Sophie germain primes | 52nd | |
| Roman numberals | MDLIV | MDLIX |
| Base 2 | 110000100102 | 110000101112 |
| Base 3 | 20101203 | 20102023 |
| Base 4 | 1201024 | 1201134 |
| Base 5 | 222045 | 222145 |
| Base 6 | 111106 | 111156 |
| Base 7 | 43507 | 43557 |
| Base 8 | 30228 | 30278 |
| Base 9 | 21169 | 21229 |
| Base 10 | 155410 | 155910 |
| Base 11 | 119311 | 119811 |
| Base 12 | a9612 | a9b12 |
| Base 13 | 92713 | 92c13 |
| Base 14 | 7d014 | 7d514 |
| Base 15 | 6d915 | 6de15 |
| Base 16 | 61216 | 61716 |