Compare 1220 vs 1226
| Property | 1220 | 1226 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 51 × 611 | 21 × 6131 |
| Prime factorization | 2 × 2 × 5 × 61 | 2 × 613 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220 | 1, 2, 613, 1226 |
| Number of properties | 0 | 1 |
| Semiprimes | 361st | |
| Roman numberals | MCCXX | MCCXXVI |
| Base 2 | 100110001002 | 100110010102 |
| Base 3 | 12000123 | 12001023 |
| Base 4 | 1030104 | 1030224 |
| Base 5 | 143405 | 144015 |
| Base 6 | 53526 | 54026 |
| Base 7 | 33627 | 34017 |
| Base 8 | 23048 | 23128 |
| Base 9 | 16059 | 16129 |
| Base 10 | 122010 | 122610 |
| Base 11 | a0a11 | a1511 |
| Base 12 | 85812 | 86212 |
| Base 13 | 72b13 | 73413 |
| Base 14 | 63214 | 63814 |
| Base 15 | 56515 | 56b15 |
| Base 16 | 4c416 | 4ca16 |