Finite Group Databasebeta

C2×C4⋊#10587739 #17984166

order4384
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

direct productC2×C4⋊#10587739
unambiguous semidirect productD137⋊(C4⋊C4)

Splittings

FittingC2×C4×C137 ⋊ C4
SylowC137 ⋊ C2×C4⋊C4

Subgroups

subgroupG/H
centerC22C2×#10587739
commutatorC2×C137C22×C4
FrattiniC2C22×#10587739
FittingC2×C4×C137C4
socleC22×C137C2×C4
prime radicalC22×D137C22
cosocleC2×D137C23
hypercenterC2×C4#10587739
hypocenterC137C2×C4⋊C4
LCSG ▷ C2×C137 ▷ C137
UCSC1 ◁ C22 ◁ C2×C4

92 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1096

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(4384, 224);