Compare 81808 vs 81818
| Property | 81808 | 81818 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 2 | 3 |
| Total factors | 5 | 3 |
| Prime factorization | 24 × 51131 | 21 × 111 × 37191 |
| Prime factorization | 2 × 2 × 2 × 2 × 5113 | 2 × 11 × 3719 |
| Divisors count | 10 | 8 |
| Divisors | 1, 2, 4, 8, 16, 5113, 10226, 20452, 40904, 81808 | 1, 2, 11, 22, 3719, 7438, 40909, 81818 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 100111111100100002 | 100111111100110102 |
| Base 3 | 110110122213 | 110110200223 |
| Base 4 | 1033321004 | 1033321224 |
| Base 5 | 101042135 | 101042335 |
| Base 6 | 14304246 | 14304426 |
| Base 7 | 4603367 | 4603527 |
| Base 8 | 2376208 | 2376328 |
| Base 9 | 1341879 | 1342089 |
| Base 10 | 8180810 | 8181810 |
| Base 11 | 5651111 | 5652011 |
| Base 12 | 3b41412 | 3b42212 |
| Base 13 | 2b30c13 | 2b31913 |
| Base 14 | 21b5614 | 21b6214 |
| Base 15 | 1938d15 | 1939815 |
| Base 16 | 13f9016 | 13f9a16 |