Finite Group Databasebeta
Cayley diagram

C2×#12650 #493083

order512
nilpotency class4
isoclinismisoclinic class of #2180
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25×C4

Aliases

direct productC2×#12650

Subgroups

subgroupG/H
center, socleC23#442
commutatorC8C22×C42
Frattini, cosocleC22×C8C24
prime radicalC22×#135C22
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ C22×#97 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1182 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 128

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

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

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×C4×AGL(1,ℤ/16), C2×#495949, C2×#495843, …
maximal normal subgroup ofC2×C4×AGL(1,ℤ/16), C2×#495949, C2×#495843, …
maximal quotient ofC2×#128688, C2×#128691, C2×#128557, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400279);