Finite Group Databasebeta

C5×#8524 #11931244

order1280
nilpotency class3
isoclinismisoclinic class of #8516
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C25

Aliases

direct productC5×#8524

Subgroups

subgroupG/H
center, socleC22×C5#379
commutatorC22×C4C22×C4×C5
Frattini, cosocleC2×C42C23×C5
prime radicalC22×C5×#41C4
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ G

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

normal subgroups only

This group has 910 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)(6,7,8,11,9,10,12,13)(14,15)(16,24,27,36)(17,28,30,21)(18,22)(19,23)(20,26,34,31)(25,39)(29,43,45,35)(32,37)(33,40)(38,41)(42,44);(7,10)(8,12)(14,16)(15,20)(17,25)(18,31)(19,27)(21,33)(22,36)(23,34)(24,37)(26,32)(28,42)(29,44)(30,41)(35,39)(38,43)(40,45);(14,17,19,30)(15,21,23,28)(16,25,27,41)(18,29,32,45)(20,33,34,42)(22,35,37,43)(24,38,36,39)(26,40,31,44)

Conjugacy classes & character table

170 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1512);