Finite Group Databasebeta
Cayley diagram

C2×#8200 #182399

order512
nilpotency class3
isoclinismisoclinic class of AGL(1,ℤ/8)
automorphism?
homologyAbelianization (H1) = C22×C4×C8 · Schur multiplier (H2) = C26×C4

Aliases

direct productC2×#8200

Subgroups

subgroupG/H
centerC23×C4C2×D4
commutatorC4C22×C4×C8
Frattini, cosocleC2×C42C24
socleC24C4×D4
prime radicalC23×D4C2×C4
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C4 ◁ C22×C4×C8 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

1622 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)(15,16,18,21,19,17,20,22);(4,6)(7,8,10,14,11,13,9,12);(8,13)(12,14)(15,17,18,22,19,16,20,21)

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×C4×#1580, C2×C8×#442, C2×#208650, …
maximal normal subgroup ofC2×C4×#1580, C2×C8×#442, C2×#208650, …
maximal quotient ofC2×#128688, C2×#96686, C2×#128691, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 89595);