Finite Group Databasebeta

C2×D2189 #22576798

order8756
automorphismAut(G) order 8668440
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD4378
direct productC2×D2189
unambiguous semidirect product(C2×C11)⋊D199
unambiguous semidirect product(C2×C199)⋊D11

Splittings

Fitting, socleC2×C11×C199 ⋊ C2
derived, HallC11×C199 ⋊ C22
SylowC199 ⋊ C2×D11
SylowC11 ⋊ C2×D199

Subgroups

subgroupG/H
center, hypercenterC2D2189
commutator, hypocenterC11×C199C22
FrattiniC1G
Fitting, socleC2×C11×C199C2
LCSG ▷ C11×C199
UCSC1 ◁ C2

20 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

2192 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×C11⋊(D199⋊C3), D3×D2189, C2×C3×D2189, …
maximal normal subgroup ofC2×C11⋊(D199⋊C3), C2×C3×D2189, D8756
maximal quotient ofD3×D2189, C2×C3×D2189, C2×D6567, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8756, 11);