Compare 1543 vs 1544
| Property | 1543 | 1544 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 4 |
| Prime factorization | 15431 | 23 × 1931 |
| Prime factorization | 1543 | 2 × 2 × 2 × 193 |
| Divisors count | 2 | 8 |
| Divisors | 1, 1543 | 1, 2, 4, 8, 193, 386, 772, 1544 |
| Number of properties | 7 | 0 |
| Additive primes | 132nd | |
| Good primes | 55th | |
| Isolated primes | 144th | |
| Long primes | 92nd | |
| Lucky primes | 58th | |
| Primes | 243rd | |
| Sexy primes (1st member) | 106th | |
| Roman numberals | MDXLIII | MDXLIV |
| Base 2 | 110000001112 | 110000010002 |
| Base 3 | 20100113 | 20100123 |
| Base 4 | 1200134 | 1200204 |
| Base 5 | 221335 | 221345 |
| Base 6 | 110516 | 110526 |
| Base 7 | 43337 | 43347 |
| Base 8 | 30078 | 30108 |
| Base 9 | 21049 | 21059 |
| Base 10 | 154310 | 154410 |
| Base 11 | 118311 | 118411 |
| Base 12 | a8712 | a8812 |
| Base 13 | 91913 | 91a13 |
| Base 14 | 7c314 | 7c414 |
| Base 15 | 6cd15 | 6ce15 |
| Base 16 | 60716 | 60816 |