Finite Group Databasebeta

C5×#73121 #14510845

order1920
isoclinismisoclinic class of #226
automorphism?
homologyAbelianization (H1) = C42×C5 · Schur multiplier (H2) = C4

Aliases

direct productC5×#73121

Subgroups

subgroupG/H
center, hypercenterC2×C5×C8S4
commutator, hypocenterSL(2,𝔽3)C42×C5
FrattiniC2×C4C2×C5×S4
FittingC2×C5×#131D3
socleC22×C5C4×S4
prime radicalC2×C5×#41⋊C3C22
cosocleC2×#41⋊C3C22×C5
LCSG ▷ SL(2,𝔽3)
UCSC1 ◁ C2×C5×C8

298 conjugacy classes of subgroups; only the 68 normal subgroups are shown.

normal subgroups only

This group has 298 conjugacy classes of subgroups — too many to draw. Only its 68 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) = 41
transitive degreeμt(G) = 480

A minimal faithful permutation representation — 2 generators on 41 points:

(1,2,3,4,5)(10,32,37,16,13,31,22,27,26,11,36,41,15,17,35,29,25,33,12,40,24,19,20,39)(14,18,21,28,23,30,34,38);(6,7,8,9)(13,23)(14,25)(17,30)(18,32)(20,34)(21,36)(24,26)(27,38)(28,40)(31,33)(35,37)(39,41)

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1920, 236543);