Finite Group Databasebeta

C5×#11964 #11934684

order1280
nilpotency class4
isoclinismisoclinic class of #11858
automorphism?
homologyAbelianization (H1) = C22×C4×C5 · Schur multiplier (H2) = C22×C4

Aliases

direct productC5×#11964

Subgroups

subgroupG/H
center, socleC22×C5C2×#102
commutatorC2×C8C22×C4×C5
Frattini, cosocleC4×C8C23×C5
prime radicalC2×C5×#493C2
LCSG ▷ C2×C8 ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C5 ◁ C2×C42×C5 ◁ C2×C4×C5×C8 ◁ G

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

normal subgroups only

This group has 486 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) = 29
transitive degreeμt(G) = 320

A minimal faithful permutation representation — 3 generators on 29 points:

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

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, 4952);