Compare 2279 vs 2281
| Property | 2279 | 2281 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 431 × 531 | 22811 |
| Prime factorization | 43 × 53 | 2281 |
| Divisors count | 4 | 2 |
| Divisors | 1, 43, 53, 2279 | 1, 2281 |
| Number of properties | 1 | 8 |
| Additive primes | 178th | |
| Chen primes | 207th | |
| Isolated primes | 202nd | |
| Lucky primes | 77th | |
| Primes | 339th | |
| Pythagorean primes | 165th | |
| Semiprimes | 651st | |
| Sexy primes (1st member) | 139th | |
| Sexy prime triplets (1st member) | 52nd | |
| Roman numberals | MMCCLXXIX | MMCCLXXXI |
| Base 2 | 1000111001112 | 1000111010012 |
| Base 3 | 100101023 | 100101113 |
| Base 4 | 2032134 | 2032214 |
| Base 5 | 331045 | 331115 |
| Base 6 | 143156 | 143216 |
| Base 7 | 64347 | 64367 |
| Base 8 | 43478 | 43518 |
| Base 9 | 31129 | 31149 |
| Base 10 | 227910 | 228110 |
| Base 11 | 179211 | 179411 |
| Base 12 | 139b12 | 13a112 |
| Base 13 | 106413 | 106613 |
| Base 14 | b8b14 | b8d14 |
| Base 15 | a1e15 | a2115 |
| Base 16 | 8e716 | 8e916 |