Finite Group Databasebeta
Cayley diagram

C2×#3954 #65412

order320
isoclinismisoclinic class of #686
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

direct productC2×#3954

Splittings

SylowC5 ⋊ C2×#108

Subgroups

subgroupG/H
centerC2×C4C22⋊D5
commutatorC4×C5C22×C4
FrattiniC2×C4C22×D5
FittingC2×C5×M16C2
socleC22×C5C4⋊C4
prime radicalC23×C5Q8
cosocleC2×C4×C5C23
hypercenterC2×M16D5
hypocenterC5C2×#108
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×M16

106 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 23
transitive degreeμt(G) = 160

A minimal faithful permutation representation — 3 generators on 23 points:

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

Conjugacy classes & character table

68 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10599492, #10599517, #10599534, …
maximal normal subgroup of#10599492, #10599517, #10599534, …
maximal quotient ofC4×#3954, #10600668, #10600775, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 750);