Finite Group Databasebeta

C5×#10216 #11932936

order1280
nilpotency class3
isoclinismisoclinic class of #10212
automorphism?
homologyAbelianization (H1) = C23×C5 · Schur multiplier (H2) = C23

Aliases

direct productC5×#10216

Subgroups

subgroupG/H
center, socleC22×C5#392
commutator, Frattini, cosocleC2×C42C23×C5
prime radicalC5×#532C22
LCSG ▷ C2×C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G

468 conjugacy classes of subgroups; only the 98 normal subgroups are shown.

normal subgroups only

This group has 468 conjugacy classes of subgroups — too many to draw. Only its 98 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)(8,10)(9,12)(11,13)(14,15,20,25)(16,26,29,40)(17,30,33,38)(18,24,19,23)(21,34,36,28)(22,31,39,32)(27,35,43,37)(41,44,45,42);(7,10)(8,13)(11,12)(14,16)(15,21)(17,27)(18,34)(19,28)(20,29)(22,37)(23,40)(24,26)(25,36)(30,41)(31,44)(32,42)(33,43)(35,39)(38,45);(6,7,9,12)(8,11,13,10)(14,17,20,33)(15,22,25,39)(16,27,29,43)(18,32,19,31)(21,35,36,37)(23,30,24,38)(26,41,40,45)(28,44,34,42)

Conjugacy classes & character table

140 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 3204);