Finite Group Databasebeta

C5×#12376 #11935096

order1280
nilpotency class4
isoclinismisoclinic class of #12324
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C22

Aliases

direct productC5×#12376

Subgroups

subgroupG/H
center, socleC22×C5#447
commutator, Frattini, cosocleC4×C8C23×C5
prime radicalC5×#3273C2
LCSG ▷ C4×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C5 ◁ C42×C5 ◁ C5×#436 ◁ G

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

normal subgroups only

This group has 366 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) = 45
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 3 generators on 45 points:

(1,2,3,4,5)(6,7,10,13)(8,11,9,12)(14,15,19,23)(16,24,26,42)(17,28,30,44)(18,33,31,22)(20,35,36,25)(21,38,40,32)(27,43,34,39)(29,41,45,37);(7,11)(8,9)(12,13)(14,16)(15,20)(17,29)(18,34)(19,26)(21,39)(22,41)(23,36)(24,28)(25,32)(27,31)(30,45)(33,37)(35,38)(40,43)(42,44);(7,12)(8,9)(11,13)(17,30)(21,40)(24,42)(25,35)(28,44)(29,45)(32,38)(39,43)

Conjugacy classes & character table

155 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 5364);