Finite Group Databasebeta

C22⋊C4×C7⋊C9 #11758878

order1008
automorphism?
homologyAbelianization (H1) = C2×C4×C9 · Schur multiplier (H2) = C22

Aliases

direct productC22⋊C4×C7⋊C9
unambiguous semidirect product(C7×C22⋊C4)⋊C9

Splittings

HallC7×C22⋊C4 ⋊ C9
SylowC7 ⋊ C9×C22⋊C4

Subgroups

subgroupG/H
center, FrattiniC22×C3C22×ΓL(1,𝔽8)
commutatorC2×C7C2×C4×C9
FittingC3×C7×C22⋊C4C3
socle, cosocleC22×C3×C7C22×C3
prime radicalC23×C3×C7C2×C3
hypercenterC3×C22⋊C4ΓL(1,𝔽8)
hypocenterC7C9×C22⋊C4
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C22×C3 ◁ C3×C22⋊C4

102 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 24
transitive degreeμt(G) = 504

A minimal faithful permutation representation — 2 generators on 24 points:

(1,2,4,6)(3,5,7,8)(10,11,12)(13,15,14)(16,17,19,18,20,22,21,23,24);(2,5)(6,8)(9,10,11,13,12,14,15)

Conjugacy classes & character table

150 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1008, 49);