Finite Group DatabasebetaFinite Group Databasebeta| order | 20878 |
| automorphism | ? |
| homology | Abelianization (H1) = C2×C11 · Schur multiplier (H2) = C1 |
| direct product | C11×D949 |
| unambiguous semidirect product | C13⋊(C11×D73) |
| unambiguous semidirect product | C73⋊(C11×D13) |
| Fitting, socle, Hall | C11×C13×C73 ⋊ C2 |
| derived, Hall | C13×C73 ⋊ C2×C11 |
| Hall | C11×C73 ⋊ D13 |
| Hall | C11×C13 ⋊ D73 |
| Sylow | C73 ⋊ C11×D13 |
| Sylow | C13 ⋊ C11×D73 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C11 | D949 |
| commutator, cosocle, hypocenter | C13×C73 | C2×C11 |
| Frattini | C1 | G |
| Fitting, socle | C11×C13×C73 | C2 |
| LCS | G ▷ C13×C73 | |
| UCS | C1 ◁ C11 | |
16 conjugacy classes of subgroups.
| transitive degree | μt(G) = 10439 |
5236 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20878, 4);