Compare 1543 vs 1801
| Property | 1543 | 1801 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15431 | 18011 |
| Prime factorization | 1543 | 1801 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1543 | 1, 1801 |
| Number of properties | 7 | 7 |
| Additive primes | 132nd | |
| Chen primes | 174th | |
| Cuban primes 1 | 13th | |
| Good primes | 55th | |
| Harmonic primes | 99th | |
| Isolated primes | 144th | 168th |
| Long primes | 92nd | |
| Lucky primes | 58th | 66th |
| Primes | 243rd | 279th |
| Pythagorean primes | 136th | |
| Sexy primes (1st member) | 106th | |
| Roman numberals | MDXLIII | MDCCCI |
| Base 2 | 110000001112 | 111000010012 |
| Base 3 | 20100113 | 21102013 |
| Base 4 | 1200134 | 1300214 |
| Base 5 | 221335 | 242015 |
| Base 6 | 110516 | 122016 |
| Base 7 | 43337 | 51527 |
| Base 8 | 30078 | 34118 |
| Base 9 | 21049 | 24219 |
| Base 10 | 154310 | 180110 |
| Base 11 | 118311 | 139811 |
| Base 12 | a8712 | 106112 |
| Base 13 | 91913 | a8713 |
| Base 14 | 7c314 | 92914 |
| Base 15 | 6cd15 | 80115 |
| Base 16 | 60716 | 70916 |