Finite Group Databasebeta

D11×D639 #43244656

order28116
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD11×D639
unambiguous semidirect product(C9×D11)⋊D71
unambiguous semidirect product(D11×C71)⋊D9

Splittings

Fitting, derived, HallC9×C11×C71 ⋊ C22
HallC11×C71 ⋊ C2×D9
HallC9×C71 ⋊ C2×D11
HallC9×C11 ⋊ C2×D71
SylowC71 ⋊ D9×D11
SylowC11 ⋊ C2×D639
SylowC9 ⋊ D11×D71

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC9×C11×C71C22
FrattiniC3D11×D213
socleC3×C11×C71C2×D3
LCSG ▷ C9×C11×C71
UCSC1

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7029

Conjugacy classes & character table

2247 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(28116, 14);