Compare 42743 vs 42749
| Property | 42743 | 42749 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 427431 | 71 × 311 × 1971 |
| Prime factorization | 42743 | 7 × 31 × 197 |
| Divisors count | 2 | 8 |
| Divisors | 1, 42743 | 1, 7, 31, 197, 217, 1379, 6107, 42749 |
| Number of properties | 6 | 0 |
| Happy primes | 732nd | |
| Isolated primes | 3229th | |
| Long primes | 1680th | |
| Primes | 4470th | |
| Sexy primes (2nd member) | 1269th | |
| Sophie germain primes | 594th | |
| Roman numberals | ||
| Base 2 | 10100110111101112 | 10100110111111012 |
| Base 3 | 20111220023 | 20111220223 |
| Base 4 | 221233134 | 221233314 |
| Base 5 | 23314335 | 23314445 |
| Base 6 | 5255156 | 5255256 |
| Base 7 | 2354217 | 2354307 |
| Base 8 | 1233678 | 1233758 |
| Base 9 | 645629 | 645689 |
| Base 10 | 4274310 | 4274910 |
| Base 11 | 2a12811 | 2a13311 |
| Base 12 | 2089b12 | 208a512 |
| Base 13 | 165bc13 | 165c513 |
| Base 14 | 1181114 | 1181714 |
| Base 15 | c9e815 | c9ee15 |
| Base 16 | a6f716 | a6fd16 |