Finite Group Databasebeta

C5×#70987 #14316910

order1920
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C23

Aliases

direct productC5×#70987

Splittings

FittingC3×C5×#454 ⋊ C2
HallC3×C5 ⋊ #2202
SylowC3 ⋊ C5×#2202

Subgroups

subgroupG/H
centerC2×C5#5032
commutator, cosocleC2×C3×Q8C23×C5
FrattiniC2×Q8C22×C5×D3
FittingC3×C5×#454C2
socleC2×C3×C5B(4,𝔽2)
hypercenterC5×#454D3
hypocenterC3C5×#2202
LCSG ▷ C2×C3×Q8 ▷ C22×C3 ▷ C2×C3 ▷ C3
UCSC1 ◁ C2×C5 ◁ C22×C5 ◁ C2×C5×Q8 ◁ C5×#454

496 conjugacy classes of subgroups; only the 82 normal subgroups are shown.

normal subgroups only

This group has 496 conjugacy classes of subgroups — too many to draw. Only its 82 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) = 24
transitive degreeμt(G) = 240

A minimal faithful permutation representation — 3 generators on 24 points:

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

Conjugacy classes & character table

165 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 42608);