Compare 1366 vs 1378
| Property | 1366 | 1378 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 21 × 6831 | 21 × 131 × 531 |
| Prime factorization | 2 × 683 | 2 × 13 × 53 |
| Divisors count | 4 | 8 |
| Divisors | 1, 2, 683, 1366 | 1, 2, 13, 26, 53, 106, 689, 1378 |
| Number of properties | 1 | 0 |
| Semiprimes | 403rd | |
| Roman numberals | MCCCLXVI | MCCCLXXVIII |
| Base 2 | 101010101102 | 101011000102 |
| Base 3 | 12121213 | 12200013 |
| Base 4 | 1111124 | 1112024 |
| Base 5 | 204315 | 210035 |
| Base 6 | 101546 | 102146 |
| Base 7 | 36617 | 40067 |
| Base 8 | 25268 | 25428 |
| Base 9 | 17779 | 18019 |
| Base 10 | 136610 | 137810 |
| Base 11 | 103211 | 104311 |
| Base 12 | 95a12 | 96a12 |
| Base 13 | 81113 | 82013 |
| Base 14 | 6d814 | 70614 |
| Base 15 | 61115 | 61d15 |
| Base 16 | 55616 | 56216 |