Finite Group DatabasebetaFinite Group Databasebeta| order | 20988 |
| automorphism | ? |
| homology | Abelianization (H1) = C4 · Schur multiplier (H2) = C3 |
| unambiguous semidirect product | C11⋊#14274231 |
| Fitting, socle, derived, Hall | C32×C11×C53 ⋊ C4 |
| Hall | C11×C53 ⋊ #157 |
| Hall | C32×C53 ⋊ Dic11 |
| Hall | C32×C11 ⋊ #6157 |
| Sylow | C53 ⋊ C11⋊#157 |
| Sylow | C11 ⋊ #14274231 |
| Sylow | C32 ⋊ C11⋊#6157 |
| subgroup | G/H | |
|---|---|---|
| center, Frattini, hypercenter | C1 | G |
| commutator, Fitting, socle, hypocenter | C32×C11×C53 | C4 |
| prime radical, cosocle | C11×C3⋊D159 | C2 |
| LCS | G ▷ C32×C11×C53 | |
| UCS | C1 | |
40 conjugacy classes of subgroups.
| transitive degree | μt(G) = 3498 |
Polycyclic presentation:
2^2,3^2,11,53|a^2=b,c^a=cd,d^a=cd^2,e^a=e^10,f^a=f^30,c^b=c^2,d^b=d^2,f^b=f^521323 conjugacy classes. The character table is too large to display.
Construct this group in GAP via the SmallGroups library:
gap> SmallGroup(20988, 46);