Finite Group Databasebeta
Cayley diagram

#73115

order384
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Subgroups

subgroupG/H
centerC2(C2×S4)⋊C4
commutator, prime radicalC22×A4C2×C4
FrattiniC2×C4C2×S4
FittingC22×M16D3
socleC23(C2×D3)⋊C4
cosocleC2×C4×A4C22
hypercenterM16S4
hypocenterA4#101
LCSG ▷ C22×A4 ▷ C2×A4 ▷ A4
UCSC1 ◁ C2 ◁ C2×C4 ◁ M16

164 conjugacy classes of subgroups; only the 26 normal subgroups are shown.

normal subgroups only

This group has 164 conjugacy classes of subgroups — too many to draw. Only its 26 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) = 20
transitive degreeμt(G) = 48

A minimal faithful permutation representation — 2 generators on 20 points:

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

Polycyclic presentation:

2^5,3,2^2|a^2=e,b^2=c,c^2=e,b^a=bd,c^a=ce,f^a=f^2,g^a=h,h^a=g,d^b=de,g^f=h,h^f=gh

Conjugacy classes & character table

32 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#73115, #11712756, #11712896, …
maximal normal subgroup ofC2×#73115, #11712756, #11712896, …
maximal quotient of#11711147, #11711155, #11711157, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(384, 5691);