Compare 881 vs 889
| Property | 881 | 889 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 8811 | 71 × 1271 |
| Prime factorization | 881 | 7 × 127 |
| Divisors count | 2 | 4 |
| Divisors | 1, 881 | 1, 7, 127, 889 |
| Number of properties | 12 | 1 |
| Additive primes | 80th | |
| Chen primes | 104th | |
| Cousin primes (2nd member) | 37th | |
| Happy primes | 33rd | |
| Harmonic primes | 57th | |
| Primes | 152nd | |
| Prime triplets (1st member) | 30th | |
| Prime triplets (2nd member) | 29th | |
| Pythagorean primes | 74th | |
| Quartan primes | 7th | |
| Semiprimes | 266th | |
| Sexy primes (1st member) | 69th | |
| Twin primes (1st member) | 35th | |
| Roman numberals | DCCCLXXXI | DCCCLXXXIX |
| Base 2 | 11011100012 | 11011110012 |
| Base 3 | 10121223 | 10122213 |
| Base 4 | 313014 | 313214 |
| Base 5 | 120115 | 120245 |
| Base 6 | 40256 | 40416 |
| Base 7 | 23667 | 24107 |
| Base 8 | 15618 | 15718 |
| Base 9 | 11789 | 11879 |
| Base 10 | 88110 | 88910 |
| Base 11 | 73111 | 73911 |
| Base 12 | 61512 | 62112 |
| Base 13 | 52a13 | 53513 |
| Base 14 | 46d14 | 47714 |
| Base 15 | 3db15 | 3e415 |
| Base 16 | 37116 | 37916 |