Compare 81286 vs 81291
| Property | 81286 | 81291 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 3 | 5 |
| Prime factorization | 21 × 971 × 4191 | 31 × 73 × 791 |
| Prime factorization | 2 × 97 × 419 | 3 × 7 × 7 × 7 × 79 |
| Divisors count | 8 | 16 |
| Divisors | 1, 2, 97, 194, 419, 838, 40643, 81286 | 1, 3, 7, 21, 49, 79, 147, 237, 343, 553, 1029, 1659, 3871, 11613, 27097, 81291 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 100111101100001102 | 100111101100010112 |
| Base 3 | 110101111213 | 110101112103 |
| Base 4 | 1033120124 | 1033120234 |
| Base 5 | 101001215 | 101001315 |
| Base 6 | 14241546 | 14242036 |
| Base 7 | 4556627 | 4560007 |
| Base 8 | 2366068 | 2366138 |
| Base 9 | 1334479 | 1334539 |
| Base 10 | 8128610 | 8129110 |
| Base 11 | 5608711 | 5609111 |
| Base 12 | 3b05a12 | 3b06312 |
| Base 13 | 2acca13 | 2b00213 |
| Base 14 | 218a214 | 218a714 |
| Base 15 | 1914115 | 1914615 |
| Base 16 | 13d8616 | 13d8b16 |