Compare 81221 vs 81222
| Property | 81221 | 81222 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 3 |
| Total factors | 3 | 3 |
| Prime factorization | 71 × 411 × 2831 | 21 × 31 × 135371 |
| Prime factorization | 7 × 41 × 283 | 2 × 3 × 13537 |
| Divisors count | 8 | 8 |
| Divisors | 1, 7, 41, 283, 287, 1981, 11603, 81221 | 1, 2, 3, 6, 13537, 27074, 40611, 81222 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 100111101010001012 | 100111101010001102 |
| Base 3 | 110101020123 | 110101020203 |
| Base 4 | 1033110114 | 1033110124 |
| Base 5 | 100443415 | 100443425 |
| Base 6 | 14240056 | 14240106 |
| Base 7 | 4555407 | 4555417 |
| Base 8 | 2365058 | 2365068 |
| Base 9 | 1333659 | 1333669 |
| Base 10 | 8122110 | 8122210 |
| Base 11 | 5602811 | 5602911 |
| Base 12 | 3b00512 | 3b00612 |
| Base 13 | 2ac7a13 | 2ac7b13 |
| Base 14 | 2185714 | 2185814 |
| Base 15 | 190eb15 | 190ec15 |
| Base 16 | 13d4516 | 13d4616 |