Compare 1218 vs 1226
| Property | 1218 | 1226 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 21 × 31 × 71 × 291 | 21 × 6131 |
| Prime factorization | 2 × 3 × 7 × 29 | 2 × 613 |
| Divisors count | 16 | 4 |
| Divisors | 1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218 | 1, 2, 613, 1226 |
| Number of properties | 0 | 1 |
| Semiprimes | 361st | |
| Roman numberals | MCCXVIII | MCCXXVI |
| Base 2 | 100110000102 | 100110010102 |
| Base 3 | 12000103 | 12001023 |
| Base 4 | 1030024 | 1030224 |
| Base 5 | 143335 | 144015 |
| Base 6 | 53506 | 54026 |
| Base 7 | 33607 | 34017 |
| Base 8 | 23028 | 23128 |
| Base 9 | 16039 | 16129 |
| Base 10 | 121810 | 122610 |
| Base 11 | a0811 | a1511 |
| Base 12 | 85612 | 86212 |
| Base 13 | 72913 | 73413 |
| Base 14 | 63014 | 63814 |
| Base 15 | 56315 | 56b15 |
| Base 16 | 4c216 | 4ca16 |