Finite Group Databasebeta

C2×C7⋊(C9⋊C8) #11758924

order1008
isoclinismisoclinic class of D63
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C2

Aliases

direct productC2×C7⋊(C9⋊C8)
unambiguous semidirect product(C2×C7)⋊(C9⋊C8)
unambiguous semidirect product(C2×C9)⋊(C7⋊C8)

Splittings

derived, HallC7×C9 ⋊ C2×C8
SylowC9 ⋊ C2×C7⋊C8
SylowC7 ⋊ C2×C9⋊C8

Subgroups

subgroupG/H
center, hypercenterC2×C4D63
commutator, hypocenterC7×C9C2×C8
FrattiniC3×C4C2×D21
FittingC2×C4×C7×C9C2
socle, prime radicalC22×C3×C7Dic3
cosocleC4×C7×C9C22
LCSG ▷ C7×C9
UCSC1 ◁ C2×C4

66 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 1008

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1008, 95);