Finite Group DatabasebetaFinite Group Databasebeta| order | 20988 |
| automorphism | ? |
| homology | Abelianization (H1) = C22 · Schur multiplier (H2) = C2 |
| unambiguous semidirect product | D33⋊D159 |
| Fitting, socle, derived, Hall | C32×C11×C53 ⋊ C22 |
| Hall | C11×C53 ⋊ D32 |
| Hall | C32×C53 ⋊ C2×D11 |
| Hall | C32×C11 ⋊ C2×D53 |
| Sylow | C53 ⋊ (C3⋊D3)⋊D11 |
| Sylow | C11 ⋊ D3×D159 |
| Sylow | C32 ⋊ D11×D53 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, cosocle, hypocenter | C32×C11×C53 | C22 |
| LCS | G ▷ C32×C11×C53 | |
| UCS | C1 | |
88 conjugacy classes of subgroups.
| transitive degree | μt(G) = 3498 |
Polycyclic presentation:
2^2,3^2,11,53|c^a=c^2,d^a=d^2,f^a=f^52,d^b=d^2,e^b=e^101443 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20988, 67);