Compare 2659 vs 2661
| Property | 2659 | 2661 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 26591 | 31 × 8871 |
| Prime factorization | 2659 | 3 × 887 |
| Divisors count | 2 | 4 |
| Divisors | 1, 2659 | 1, 3, 887, 2661 |
| Number of properties | 5 | 1 |
| Chen primes | 233rd | |
| Cousin primes (1st member) | 79th | |
| Primes | 385th | |
| Prime triplets (2nd member) | 57th | |
| Semiprimes | 758th | |
| Twin primes (2nd member) | 75th | |
| Roman numberals | MMDCLIX | MMDCLXI |
| Base 2 | 1010011000112 | 1010011001012 |
| Base 3 | 101221113 | 101221203 |
| Base 4 | 2212034 | 2212114 |
| Base 5 | 411145 | 411215 |
| Base 6 | 201516 | 201536 |
| Base 7 | 105167 | 105217 |
| Base 8 | 51438 | 51458 |
| Base 9 | 35749 | 35769 |
| Base 10 | 265910 | 266110 |
| Base 11 | 1aa811 | 1aaa11 |
| Base 12 | 165712 | 165912 |
| Base 13 | 129713 | 129913 |
| Base 14 | d7d14 | d8114 |
| Base 15 | bc415 | bc615 |
| Base 16 | a6316 | a6516 |