Finite Group Databasebeta

C5×#73145 #14510869

order1920
automorphism?
homologyAbelianization (H1) = C2×C4×C5 · Schur multiplier (H2) = C23

Aliases

direct productC5×#73145

Subgroups

subgroupG/H
centerC2×C5#5432
commutatorC22×A4C2×C4×C5
FrattiniC23C2×C5×S4
FittingC23×C5×D4D3
socleC23×C5#217
prime radicalC2×C5×D4×A4C2
cosocleC23×A4C22×C5
hypercenterC2×C5×D4S4
hypocenterA4C5×#99
LCSG ▷ C22×A4 ▷ C2×A4 ▷ A4
UCSC1 ◁ C2×C5 ◁ C23×C5 ◁ C2×C5×D4

566 conjugacy classes of subgroups; only the 60 normal subgroups are shown.

normal subgroups only

This group has 566 conjugacy classes of subgroups — too many to draw. Only its 60 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) = 17
transitive degreeμt(G) = 120

A minimal faithful permutation representation — 2 generators on 17 points:

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

Conjugacy classes & character table

160 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 236567);