Finite Group Databasebeta

C5×#9465 #11932185

order1280
nilpotency class3
isoclinismisoclinic class of #9443
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C22×C4

Aliases

direct productC5×#9465

Subgroups

subgroupG/H
center, socleC22×C5#386
commutatorC22×C4C22×C4×C5
Frattini, cosocleC23×C4C23×C5
prime radicalC2×C5×#121C22
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C23×C4×C5 ◁ G

554 conjugacy classes of subgroups; only the 122 normal subgroups are shown.

normal subgroups only

This group has 554 conjugacy classes of subgroups — too many to draw. Only its 122 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) = 37
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 3 generators on 37 points:

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

Conjugacy classes & character table

185 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 2453);