Finite Group Databasebeta
Cayley diagram

C2×#4058 #66090

order320
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productC2×#4058

Splittings

FittingC2×C5×D8 ⋊ C2
SylowC5 ⋊ C2×#135

Subgroups

subgroupG/H
centerC22D4×D5
commutator, cosocleC4×C5C24
FrattiniC4C23×D5
FittingC2×C5×D8C2
socleC22×C5C2×D4
hypercenterC2×D8D5
hypocenterC5C2×#135
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D8

266 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 4 generators on 23 points:

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

Conjugacy classes & character table

56 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10599981, #10599982, #10599985, …
maximal normal subgroup of#10599981, #10599982, #10599985, …
maximal quotient ofC2×#65047, C2×#65055, C2×#65057, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 1428);