Finite Group Databasebeta

C5×#85369 #14511107

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

Aliases

direct productC5×#85369

Splittings

FittingC5×#520 ⋊ D3

Subgroups

subgroupG/H
center, socleC22×C5C22×S4
commutator, cosocleC2×SL(2,𝔽3)C23×C5
FrattiniC22C22×C5×S4
FittingC5×#520D3
prime radicalC5×#5427C2
hypercenterC5×C4⋊C4S4
hypocenterSL(2,𝔽3)C5×#41
LCSG ▷ C2×SL(2,𝔽3) ▷ SL(2,𝔽3)
UCSC1 ◁ C22×C5 ◁ C5×C4⋊C4

414 conjugacy classes of subgroups; only the 64 normal subgroups are shown.

normal subgroups only

This group has 414 conjugacy classes of subgroups — too many to draw. Only its 64 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) = 29
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 3 generators on 29 points:

(1,2,3,4,5)(6,9,10,8)(7,11,12,13)(14,26,25,15,22,29)(16,20,24,19,17,28)(18,21)(23,27);(6,8,10,9)(7,11,12,13)(15,19)(20,26)(21,27)(28,29);(6,7)(8,11)(9,13)(10,12)(15,19)(17,23)(18,22)(20,21)(24,25)(26,27)

Conjugacy classes & character table

170 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 236805);