Finite Group Databasebeta
Cayley diagram

C2×#6393 #89879

order448
isoclinismisoclinic class of #1132
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

direct productC2×#6393

Splittings

SylowC7 ⋊ C2×#108

Subgroups

subgroupG/H
centerC2×C4D28
commutatorC4×C7C22×C4
FrattiniC2×C4C22×D7
FittingC22×C7×C8C2
socleC22×C7C4⋊C4
prime radicalC23×C7Q8
cosocleC2×C4×C7C23
hypercenterC22×C8D7
hypocenterC7C2×#108
LCSG ▷ C4×C7 ▷ C2×C7 ▷ C7
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C22×C8

106 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 25
transitive degreeμt(G) = 224

A minimal faithful permutation representation — 3 generators on 25 points:

(3,4,6,8,9,7,5)(10,12,14,21,15,22,13,20)(11,16,17,19,18,24,23,25);(4,5)(6,7)(8,9)(10,11,13,17,15,18,14,23)(12,19,20,24,22,25,21,16);(1,2)

Conjugacy classes & character table

124 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#11725526, #11725529, #11725530, …
maximal normal subgroup of#11725526, #11725529, #11725530, …
maximal quotient ofC2×#89252, C2×#89253, #11727483, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(448, 641);