Finite Group Databasebeta
Cayley diagram

C2×#4061 #66094

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

Aliases

direct productC2×#4061

Splittings

FittingC2×C5×SD16 ⋊ C2
SylowC5 ⋊ C2×#137

Subgroups

subgroupG/H
centerC22D4×D5
commutator, cosocleC4×C5C24
FrattiniC4C23×D5
FittingC2×C5×SD16C2
socleC22×C5C2×D4
prime radicalC2×#711C2
hypercenterC2×SD16D5
hypocenterC5C2×#137
LCSG ▷ C4×C5 ▷ C2×C5 ▷ C5
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×SD16

258 conjugacy classes of subgroups; only the 103 normal subgroups are shown.

normal subgroups only

This group has 258 conjugacy classes of subgroups — too many to draw. Only its 103 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) = 23
transitive degreeμt(G) = 160

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

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

Conjugacy classes & character table

50 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#10604820, #10604826, C4×#4061, …
maximal normal subgroup of#10604820, #10604826, C4×#4061, …
maximal quotient ofC2×#65046, C2×#65048, C2×#65054, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(320, 1432);