Compare 81801 vs 81809
| Property | 81801 | 81809 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 4 | 4 |
| Prime factorization | 32 × 611 × 1491 | 71 × 131 × 291 × 311 |
| Prime factorization | 3 × 3 × 61 × 149 | 7 × 13 × 29 × 31 |
| Divisors count | 12 | 16 |
| Divisors | 1, 3, 9, 61, 149, 183, 447, 549, 1341, 9089, 27267, 81801 | 1, 7, 13, 29, 31, 91, 203, 217, 377, 403, 899, 2639, 2821, 6293, 11687, 81809 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 100111111100010012 | 100111111100100012 |
| Base 3 | 110110122003 | 110110122223 |
| Base 4 | 1033320214 | 1033321014 |
| Base 5 | 101042015 | 101042145 |
| Base 6 | 14304136 | 14304256 |
| Base 7 | 4603267 | 4603407 |
| Base 8 | 2376118 | 2376218 |
| Base 9 | 1341809 | 1341889 |
| Base 10 | 8180110 | 8180910 |
| Base 11 | 5650511 | 5651211 |
| Base 12 | 3b40912 | 3b41512 |
| Base 13 | 2b30513 | 2b31013 |
| Base 14 | 21b4d14 | 21b5714 |
| Base 15 | 1938615 | 1938e15 |
| Base 16 | 13f8916 | 13f9116 |