Finite Group Databasebeta

C5×#8782 #11931502

order1280
nilpotency class3
isoclinismisoclinic class of #8603
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C2×C4

Aliases

direct productC5×#8782

Subgroups

subgroupG/H
centerC2×C4×C5#117
commutatorC22×C4C22×C4×C5
Frattini, cosocleC2×C42C23×C5
socleC22×C5#382
prime radicalC23×C5#117
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4×C5 ◁ C5×#376 ◁ G

262 conjugacy classes of subgroups; only the 126 normal subgroups are shown.

normal subgroups only

This group has 262 conjugacy classes of subgroups — too many to draw. Only its 126 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) = 53
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 3 generators on 53 points:

(1,2,3,4,5)(6,7,9,12,10,13,16,19)(8,11,15,18,14,17,20,21)(22,23)(24,32,35,28)(25,36,38,51)(26,31)(27,30)(29,37,42,52)(33,46)(34,45,49,41)(39,43)(40,47)(44,53)(48,50);(6,8)(7,11)(9,15)(10,14)(12,18)(13,17)(16,20)(19,21)(22,24,26,34,27,35,39,49)(23,28,31,41,30,32,43,45)(25,33,37,47,38,48,52,53)(29,40,36,50,42,44,51,46);(8,14)(11,17)(15,20)(18,21)(22,25)(23,29,30,42)(24,33)(26,37)(27,38)(28,40,32,44)(31,36,43,51)(34,47)(35,48)(39,52)(41,50,45,46)(49,53)

Conjugacy classes & character table

260 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(1280, 1770);