Compare 2171 vs 2180
| Property | 2171 | 2180 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 131 × 1671 | 22 × 51 × 1091 |
| Prime factorization | 13 × 167 | 2 × 2 × 5 × 109 |
| Divisors count | 4 | 12 |
| Divisors | 1, 13, 167, 2171 | 1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180 |
| Number of properties | 1 | 0 |
| Semiprimes | 619th | |
| Roman numberals | MMCLXXI | MMCLXXX |
| Base 2 | 1000011110112 | 1000100001002 |
| Base 3 | 22221023 | 22222023 |
| Base 4 | 2013234 | 2020104 |
| Base 5 | 321415 | 322105 |
| Base 6 | 140156 | 140326 |
| Base 7 | 62217 | 62337 |
| Base 8 | 41738 | 42048 |
| Base 9 | 28729 | 28829 |
| Base 10 | 217110 | 218010 |
| Base 11 | 16a411 | 170211 |
| Base 12 | 130b12 | 131812 |
| Base 13 | cb013 | cb913 |
| Base 14 | b1114 | b1a14 |
| Base 15 | 99b15 | 9a515 |
| Base 16 | 87b16 | 88416 |