Compare 2881 vs 2890
| Property | 2881 | 2890 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 431 × 671 | 21 × 51 × 172 |
| Prime factorization | 43 × 67 | 2 × 5 × 17 × 17 |
| Divisors count | 4 | 12 |
| Divisors | 1, 43, 67, 2881 | 1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890 |
| Number of properties | 1 | 0 |
| Semiprimes | 804th | |
| Roman numberals | MMDCCCLXXXI | MMDCCCXC |
| Base 2 | 1011010000012 | 1011010010102 |
| Base 3 | 102212013 | 102220013 |
| Base 4 | 2310014 | 2310224 |
| Base 5 | 430115 | 430305 |
| Base 6 | 212016 | 212146 |
| Base 7 | 112547 | 112667 |
| Base 8 | 55018 | 55128 |
| Base 9 | 38519 | 38619 |
| Base 10 | 288110 | 289010 |
| Base 11 | 218a11 | 219811 |
| Base 12 | 180112 | 180a12 |
| Base 13 | 140813 | 141413 |
| Base 14 | 109b14 | 10a614 |
| Base 15 | cc115 | cca15 |
| Base 16 | b4116 | b4a16 |