Finite Group Databasebeta
Cayley diagram

C2×#7901 #180977

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

Aliases

direct productC2×#7901

Subgroups

subgroupG/H
centerC23×C4C2×D4
commutatorC2×C4C22×C42
Frattini, cosocleC2×C42C24
socleC24C2×C22⋊C4
prime radicalC25C22⋊C4
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C4 ◁ C23×C42 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

2442 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)(15,16,18,22,20,21,19,17);(4,6)(7,8,10,13,11,14,9,12)(15,17,19,21,20,22,18,16);(16,21)(17,22)

Conjugacy classes & character table

152 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#121335, C2×#182227, C2×#116046, …
maximal normal subgroup ofC2×#121335, C2×#182227, C2×#116046, …
maximal quotient ofC2×#108795, C2×#126882, C2×#126884

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 88173);