Finite Group Databasebeta
Cayley diagram

C22×#1309 #181413

order512
nilpotency class3
isoclinismisoclinic class of #1304
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25×C4

Aliases

direct productC22×#1309

Subgroups

subgroupG/H
center, socleC24#95
commutatorC23C22×C42
Frattini, cosocleC2×C42C24
prime radicalC25C42
LCSG ▷ C23 ▷ C22 ▷ C1
UCSC1 ◁ C24 ◁ C23×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

1934 conjugacy classes of subgroups; only the 738 normal subgroups are shown.

normal subgroups only

This group has 1934 conjugacy classes of subgroups — too many to draw. Only its 738 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) = 256

A minimal faithful permutation representation — 4 generators on 20 points:

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 88609);