Finite Group DatabasebetaFinite Group Databasebeta| order | 7638 |
| isoclinism | isoclinic class of D19 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C3×C67 · Schur multiplier (H2) = C1 |
| direct product | C3×D19×C67 |
| Fitting, socle, Hall | C3×C19×C67 ⋊ C2 |
| derived, Sylow | C19 ⋊ C2×C3×C67 |
| Hall | C19×C67 ⋊ C2×C3 |
| Hall | C3×C19 ⋊ C2×C67 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C3×C67 | D19 |
| commutator, hypocenter | C19 | C2×C3×C67 |
| Frattini | C1 | G |
| Fitting, socle | C3×C19×C67 | C2 |
| LCS | G ▷ C19 | |
| UCS | C1 ◁ C3×C67 | |
16 conjugacy classes of subgroups.
2211 conjugacy classes. The character table is too large to display.
| maximal subgroup of | C3×D19×D67, D3×D19×C67, D19×D201, … |
| maximal normal subgroup of | C3×D19×D67, D3×D19×C67, D19×D201, … |
| maximal quotient of | C3×C67×Dic19, C2×C3×D19×C67, C9×D19×C67, … |
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(7638, 7);