Finite Group Databasebeta

C5×#70892 #14317113

order1920
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C22

Aliases

direct productC5×#70892

Splittings

HallC3×C5 ⋊ #2208
SylowC3 ⋊ C5×#2208

Subgroups

subgroupG/H
centerC22×C5C2×#213
commutator, cosocleC2×C3×C8C23×C5
FrattiniC2×C8C22×C5×D3
FittingC3×C4×C5×D8C2
socleC22×C3×C5C2×D8
prime radicalC2×C3×C5×D8C22
hypercenterC4×C5×D8D3
hypocenterC3C5×#2208
LCSG ▷ C2×C3×C8 ▷ C3×C4 ▷ C2×C3 ▷ C3
UCSC1 ◁ C22×C5 ◁ C42×C5 ◁ C4×C5×C8 ◁ C4×C5×D8

332 conjugacy classes of subgroups; only the 114 normal subgroups are shown.

normal subgroups only

This group has 332 conjugacy classes of subgroups — too many to draw. Only its 114 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) = 28
transitive degreeμt(G) = 960

A minimal faithful permutation representation — 3 generators on 28 points:

(1,2,3,4,5)(6,7,8)(14,18)(15,22)(16,23)(19,20)(21,27)(24,28)(25,26);(9,10,11,12);(7,8)(10,12)(13,14,17,21)(15,18,24,27)(16,25,23,20)(19,28,26,22)

Conjugacy classes & character table

285 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 42811);