Finite Group Databasebeta
Cayley diagram

Q8×C22⋊D7 #90506

order448
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productQ8×C22⋊D7

Splittings

FittingC22×C7×Q8 ⋊ C2
SylowC7 ⋊ D4×Q8

Subgroups

subgroupG/H
center, FrattiniC22C23×D7
commutator, socle, cosocleC22×C7C24
FittingC22×C7×Q8C2
prime radicalC2×C22⋊D7C22
hypercenterC22×Q8D7
hypocenterC7D4×Q8
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C22 ◁ C22×Q8

280 conjugacy classes of subgroups; only the 123 normal subgroups are shown.

normal subgroups only

This group has 280 conjugacy classes of subgroups — too many to draw. Only its 123 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 19
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 4 generators on 19 points:

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

Conjugacy classes & character table

85 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11736250, #11736251, #11736255, …
maximal normal subgroup of#11736250, #11736251, #11736255, …
maximal quotient of#11739607, #11739616, #11739618, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 1268);