Finite Group Databasebeta
Cayley diagram

C2×#6448 #90182

order448
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C24×C4

Aliases

direct productC2×#6448

Splittings

FittingC2×C7×C22⋊C4 ⋊ C2
SylowC7 ⋊ C2×#124

Subgroups

subgroupG/H
centerC23C22×D7
commutator, cosocleC22×C7C24
FrattiniC22C23×D7
FittingC2×C7×C22⋊C4C2
socleC23×C7C23
prime radicalC22×C22⋊D7C2
hypercenterC2×C22⋊C4D7
hypocenterC7C2×#124
LCSG ▷ C22×C7 ▷ C7
UCSC1 ◁ C23 ◁ C2×C22⋊C4

330 conjugacy classes of subgroups; only the 119 normal subgroups are shown.

normal subgroups only

This group has 330 conjugacy classes of subgroups — too many to draw. Only its 119 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) = 21
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 4 generators on 21 points:

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

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11725858, C4×#6448, #11730897, …
maximal normal subgroup of#11725858, C4×#6448, #11730897, …
maximal quotient ofC2×#89422, C2×#89441, C2×#89442, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 944);