Finite Group Databasebeta

C5×#9439 #11932159

order1280
nilpotency class3
isoclinismisoclinic class of #9431
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C22×C4

Aliases

direct productC5×#9439

Subgroups

subgroupG/H
center, socleC22×C5#386
commutatorC42C22×C4×C5
Frattini, cosocleC2×C42C23×C5
prime radicalC22×C5×D4D4
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G

490 conjugacy classes of subgroups; only the 118 normal subgroups are shown.

normal subgroups only

This group has 490 conjugacy classes of subgroups — too many to draw. Only its 118 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) = 160

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

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

Conjugacy classes & character table

200 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 2427);