Finite Group Databasebeta
Cayley diagram

C2×#8204 #182429

order512
nilpotency class3
isoclinismisoclinic class of #447
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C27

Aliases

direct productC2×#8204

Subgroups

subgroupG/H
centerC23×C4C2×D4
commutatorC2×C4C22×C42
Frattini, cosocleC2×C42C24
socleC24C4×D4
prime radicalC23×D4C2×C4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C4 ◁ C22×C4×C8 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

1566 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 256

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

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

Conjugacy classes & character table

152 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#183994, C2×#227078, C2×#209312, …
maximal normal subgroup ofC2×#183994, C2×#227078, C2×#209312, …
maximal quotient ofC2×#128719, C2×#128723, #72321229, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 89625);