Finite Group DatabasebetaFinite Group Databasebeta| order | 20876 |
| automorphism | ? |
| homology | Abelianization (H1) = C22×C17 · Schur multiplier (H2) = C2 |
| direct product | C22×C307⋊C17 |
| unambiguous semidirect product | (C22×C307)⋊C17 |
| Fitting, socle, Hall | C22×C307 ⋊ C17 |
| derived, Sylow | C307 ⋊ C22×C17 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C22 | C307⋊C17 |
| commutator, cosocle, hypocenter | C307 | C22×C17 |
| Frattini | C1 | G |
| Fitting, socle | C22×C307 | C17 |
| LCS | G ▷ C307 | |
| UCS | C1 ◁ C22 | |
20 conjugacy classes of subgroups.
| transitive degree | μt(G) = 1228 |
140 conjugacy classes — view the full character table.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20876, 9);