Compare 1543 vs 1546
| Property | 1543 | 1546 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 15431 | 21 × 7731 |
| Prime factorization | 1543 | 2 × 773 |
| Divisors count | 2 | 4 |
| Divisors | 1, 1543 | 1, 2, 773, 1546 |
| Number of properties | 7 | 1 |
| Additive primes | 132nd | |
| Good primes | 55th | |
| Isolated primes | 144th | |
| Long primes | 92nd | |
| Lucky primes | 58th | |
| Primes | 243rd | |
| Semiprimes | 451st | |
| Sexy primes (1st member) | 106th | |
| Roman numberals | MDXLIII | MDXLVI |
| Base 2 | 110000001112 | 110000010102 |
| Base 3 | 20100113 | 20100213 |
| Base 4 | 1200134 | 1200224 |
| Base 5 | 221335 | 221415 |
| Base 6 | 110516 | 110546 |
| Base 7 | 43337 | 43367 |
| Base 8 | 30078 | 30128 |
| Base 9 | 21049 | 21079 |
| Base 10 | 154310 | 154610 |
| Base 11 | 118311 | 118611 |
| Base 12 | a8712 | a8a12 |
| Base 13 | 91913 | 91c13 |
| Base 14 | 7c314 | 7c614 |
| Base 15 | 6cd15 | 6d115 |
| Base 16 | 60716 | 60a16 |