Finite Group Databasebeta
Cayley diagram

C2×#6383 #89737

order448
isoclinismisoclinic class of #1141
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

direct productC2×#6383

Splittings

FittingC2×C7×C4⋊C4 ⋊ C2
SylowC7 ⋊ C2×#102

Subgroups

subgroupG/H
centerC23C22⋊D7
commutatorC4×C7C22×C4
FrattiniC2×C4C22×D7
FittingC2×C7×C4⋊C4C2
socleC23×C7D4
prime radicalC22×D28C2
cosocleC2×C4×C7C23
hypercenterC2×C4⋊C4D7
hypocenterC7C2×#102
LCSG ▷ C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C23 ◁ C22×C4 ◁ C2×C4⋊C4

202 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 21
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 3 generators on 21 points:

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

Conjugacy classes & character table

88 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11726534, #11726536, #11726545, …
maximal normal subgroup of#11726534, #11726536, #11726545, …
maximal quotient ofC2×#89246, #11727223, C4×#6383, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 499);