Finite Group Databasebeta

C4×ΓL(1,𝔽8)⋊Q8 #10620704

order672
isoclinismisoclinic class of ΓL(1,𝔽8)⋊Q8
automorphism?
homologyAbelianization (H1) = C22×C3×C4 · Schur multiplier (H2) = C22

Aliases

direct productC4×ΓL(1,𝔽8)⋊Q8
unambiguous semidirect product(C4×Dic14)⋊C3

Splittings

HallC4×Dic14 ⋊ C3
HallΓL(1,𝔽8) ⋊ C4×Q8
SylowC7 ⋊ C3×C4×Q8

Subgroups

subgroupG/H
centerC2×C4C2×AGL(1,𝔽7)
commutatorC2×C7C22×C3×C4
FrattiniC22C22×AGL(1,𝔽7)
FittingC42×C7C2×C3
socle, cosocleC22×C7C23×C3
prime radicalC22×ΓL(1,𝔽8)C23
hypercenterC42AGL(1,𝔽7)
hypocenterC7C3×C4×Q8
LCSG ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C4 ◁ C42

140 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 224

Conjugacy classes & character table

76 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#89251⋊C3, #89279⋊C3, C8×ΓL(1,𝔽8)⋊Q8, …
maximal normal subgroup of#89251⋊C3, #89279⋊C3, C8×ΓL(1,𝔽8)⋊Q8, …
maximal quotient of#89418⋊C3, #89419⋊C3, #89426⋊C3, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(672, 286);