Finite Group Databasebeta
Cayley diagram

C2×#10805 #353498

order512
nilpotency class3
isoclinismisoclinic class of #1812
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C26×C4

Aliases

direct productC2×#10805

Subgroups

subgroupG/H
centerC22×C4#117
commutatorC2×C4C22×C42
Frattini, cosocleC23×C4C24
socleC23#383
prime radicalC25#41
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C23×M16 ◁ G
LECSG ▷ C23×C4 ▷ C2 ▷ C1

1926 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 22 points:

(1,2);(3,4)(5,6)(7,8)(9,17,18,22)(10,20,19,14)(11,15)(12,21)(13,16);(7,9,12,19,13,18,11,10)(8,14,15,17,16,20,21,22);(4,6)(7,10,11,18,13,19,12,9)(8,14,15,17,16,20,21,22)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72235495
maximal normal subgroup of#72235495
maximal quotient ofC2×#123655

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 260694);