Finite Group Databasebeta
Cayley diagram

C22×#1601 #6346334

order512
nilpotency class3
isoclinismisoclinic class of #1595
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C210

Aliases

direct productC22×#1601

Subgroups

subgroupG/H
center, socleC24#120
commutator, Frattini, cosocleC22×C4C25
prime radicalC22×#534C2
LCSG ▷ C22×C4 ▷ C22 ▷ C1
UCSC1 ◁ C24 ◁ C24×C4 ◁ G
LECSG ▷ C22×C4 ▷ C22 ▷ C1

5942 conjugacy classes of subgroups; only the 698 normal subgroups are shown.

normal subgroups only

This group has 5942 conjugacy classes of subgroups — too many to draw. Only its 698 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) = 20
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 20 points:

(1,2);(3,4);(5,6,8,11)(7,9,12,10)(17,20);(6,9)(7,12)(10,11)(13,14)(15,17)(16,18)(19,20);(13,15)(14,17)(16,19)(18,20)

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC22×#18132, #72292043, #72292045, …
maximal normal subgroup ofC22×#18132, #72292043, #72292045, …
maximal quotient ofC22×#12202, C2×#257012, C2×#255092

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 6253530);