Finite Group Databasebeta

C2×D2191 #22576832

order8764
automorphismAut(G) order 8203104
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

dihedralD4382
direct productC2×D2191
unambiguous semidirect product(C2×C7)⋊D313
unambiguous semidirect product(C2×C313)⋊D7

Splittings

Fitting, socleC2×C7×C313 ⋊ C2
derived, HallC7×C313 ⋊ C22
SylowC313 ⋊ C2×D7
SylowC7 ⋊ C2×D313

Subgroups

subgroupG/H
center, hypercenterC2D2191
commutator, hypocenterC7×C313C22
FrattiniC1G
Fitting, socleC2×C7×C313C2
LCSG ▷ C7×C313
UCSC1 ◁ C2

20 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

2194 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×#27190382, C2×#27190383, C2×ΓL(1,𝔽8)⋊D313, …
maximal normal subgroup ofC2×#27190382, C2×#27190383, C2×ΓL(1,𝔽8)⋊D313, …
maximal quotient ofD3×D2191, C2×C3×D2191, C2×D6573, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8764, 9);