Finite Group Databasebeta

C5×#8462 #11931182

order1280
nilpotency class3
isoclinismisoclinic class of #8453
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C25

Aliases

direct productC5×#8462

Subgroups

subgroupG/H
center, socleC22×C5#379
commutatorC22×C4C22×C4×C5
Frattini, cosocleC23×C4C23×C5
prime radicalC5×#3485C2
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C23×C4×C5 ◁ G

1014 conjugacy classes of subgroups; only the 150 normal subgroups are shown.

normal subgroups only

This group has 1014 conjugacy classes of subgroups — too many to draw. Only its 150 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)(8,12,13,10)(9,11)(14,15,19,24,20,25,18,23)(16,26,30,21,29,36,28,35)(17,22,31,37,32,38,33,39)(27,41,42,45,43,40,44,34);(6,8)(7,10)(9,13)(11,12)(14,16)(15,21)(17,27)(18,30)(19,28)(20,29)(22,34)(23,36)(24,26)(25,35)(31,44)(32,43)(33,42)(37,40)(38,45)(39,41);(14,17)(15,22)(16,27)(18,33)(19,31)(20,32)(21,34)(23,39)(24,37)(25,38)(26,40)(28,44)(29,43)(30,42)(35,45)(36,41)

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, 1450);