Compare 142583 vs 142591
| Property | 142583 | 142591 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 71 × 203691 | 1425911 |
| Prime factorization | 7 × 20369 | 142591 |
| Divisors count | 4 | 2 |
| Divisors | 1, 7, 20369, 142583 | 1, 142591 |
| Number of properties | 1 | 5 |
| Emirps | 2771st | |
| Lucky primes | 1727th | |
| Primes | 13233rd | |
| Semiprimes | 32745th | |
| Twin primes (2nd member) | 1630th | |
| Ulam primes | 931st | |
| Roman numberals | ||
| Base 2 | 1000101100111101112 | 1000101100111111112 |
| Base 3 | 210201202123 | 210201210113 |
| Base 4 | 2023033134 | 2023033334 |
| Base 5 | 140303135 | 140303315 |
| Base 6 | 30200356 | 30200516 |
| Base 7 | 11324607 | 11325017 |
| Base 8 | 4263678 | 4263778 |
| Base 9 | 2365259 | 2365349 |
| Base 10 | 14258310 | 14259110 |
| Base 11 | 9814111 | 9814911 |
| Base 12 | 6a61b12 | 6a62712 |
| Base 13 | 4cb8c13 | 4cb9713 |
| Base 14 | 39d6714 | 39d7114 |
| Base 15 | 2c3a815 | 2c3b115 |
| Base 16 | 22cf716 | 22cff16 |