Compare 81809 vs 81814
| Property | 81809 | 81814 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 4 | 3 |
| Total factors | 4 | 3 |
| Prime factorization | 71 × 131 × 291 × 311 | 21 × 191 × 21531 |
| Prime factorization | 7 × 13 × 29 × 31 | 2 × 19 × 2153 |
| Divisors count | 16 | 8 |
| Divisors | 1, 7, 13, 29, 31, 91, 203, 217, 377, 403, 899, 2639, 2821, 6293, 11687, 81809 | 1, 2, 19, 38, 2153, 4306, 40907, 81814 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 100111111100100012 | 100111111100101102 |
| Base 3 | 110110122223 | 110110200113 |
| Base 4 | 1033321014 | 1033321124 |
| Base 5 | 101042145 | 101042245 |
| Base 6 | 14304256 | 14304346 |
| Base 7 | 4603407 | 4603457 |
| Base 8 | 2376218 | 2376268 |
| Base 9 | 1341889 | 1342049 |
| Base 10 | 8180910 | 8181410 |
| Base 11 | 5651211 | 5651711 |
| Base 12 | 3b41512 | 3b41a12 |
| Base 13 | 2b31013 | 2b31513 |
| Base 14 | 21b5714 | 21b5c14 |
| Base 15 | 1938e15 | 1939415 |
| Base 16 | 13f9116 | 13f9616 |