Compare 1543 vs 1597
| Property | 1543 | 1597 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15431 | 15971 |
| Prime factorization | 1543 | 1597 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1543 | 1, 1597 |
| Number of properties | 7 | 9 |
| Additive primes | 132nd | |
| Cousin primes (1st member) | 57th | |
| Emirps | 77th | |
| Fibonacci primes | 7th | |
| Good primes | 55th | 56th |
| Isolated primes | 144th | 152nd |
| Long primes | 92nd | |
| Lucky primes | 58th | 61st |
| Primes | 243rd | 251st |
| Pythagorean primes | 119th | |
| Sexy primes (1st member) | 106th | |
| Super primes | 54th | |
| Roman numberals | MDXLIII | MDXCVII |
| Base 2 | 110000001112 | 110001111012 |
| Base 3 | 20100113 | 20120113 |
| Base 4 | 1200134 | 1203314 |
| Base 5 | 221335 | 223425 |
| Base 6 | 110516 | 112216 |
| Base 7 | 43337 | 44417 |
| Base 8 | 30078 | 30758 |
| Base 9 | 21049 | 21649 |
| Base 10 | 154310 | 159710 |
| Base 11 | 118311 | 122211 |
| Base 12 | a8712 | b1112 |
| Base 13 | 91913 | 95b13 |
| Base 14 | 7c314 | 82114 |
| Base 15 | 6cd15 | 71715 |
| Base 16 | 60716 | 63d16 |