Finite Group DatabasebetaFinite Group Databasebeta| order | 19521 |
| automorphism | ? |
| homology | Abelianization (H1) = C3×C27 · Schur multiplier (H2) = C3 |
| direct product | C3×C241⋊C27 |
| unambiguous semidirect product | (C3×C241)⋊C27 |
| derived, Sylow | C241 ⋊ C3×C27 |
| subgroup | G/H | |
|---|---|---|
| center, hypercenter | C3×C9 | C241⋊C3 |
| commutator, hypocenter | C241 | C3×C27 |
| Frattini | C9 | C3×C241⋊C3 |
| Fitting | C3×C9×C241 | C3 |
| socle, prime radical | C32×C241 | C9 |
| cosocle | C9×C241 | C32 |
| LCS | G ▷ C241 | |
| UCS | C1 ◁ C3×C9 | |
28 conjugacy classes of subgroups.
| transitive degree | μt(G) = 19521 |
2241 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(19521, 24);