Compare 1543 vs 2203
| Property | 1543 | 2203 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 15431 | 22031 |
| Prime factorization | 1543 | 2203 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1543 | 1, 2203 |
| Number of properties | 7 | 6 |
| Additive primes | 132nd | 172nd |
| Cousin primes (1st member) | 68th | |
| Good primes | 55th | 66th |
| Harmonic primes | 120th | |
| Isolated primes | 144th | 195th |
| Long primes | 92nd | |
| Lucky primes | 58th | |
| Primes | 243rd | 328th |
| Sexy primes (1st member) | 106th | |
| Roman numberals | MDXLIII | MMCCIII |
| Base 2 | 110000001112 | 1000100110112 |
| Base 3 | 20100113 | 100001213 |
| Base 4 | 1200134 | 2021234 |
| Base 5 | 221335 | 323035 |
| Base 6 | 110516 | 141116 |
| Base 7 | 43337 | 62657 |
| Base 8 | 30078 | 42338 |
| Base 9 | 21049 | 30179 |
| Base 10 | 154310 | 220310 |
| Base 11 | 118311 | 172311 |
| Base 12 | a8712 | 133712 |
| Base 13 | 91913 | 100613 |
| Base 14 | 7c314 | b3514 |
| Base 15 | 6cd15 | 9bd15 |
| Base 16 | 60716 | 89b16 |