Finite Group Databasebeta
Cayley diagram

C2×#9558 #202552

order512
nilpotency class3
isoclinismisoclinic class of #1999
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC2×#9558

Subgroups

subgroupG/H
centerC23×C4C2×D4
commutatorC22×C4C23×C4
Frattini, cosocleC2×C42C24
socleC24C4×D4
prime radicalC23×D4C2×C4
LCSG ▷ C22×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C4 ◁ C22×C4×C8 ◁ G
LECSG ▷ C2×C42 ▷ C22 ▷ C1

1142 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)(8,9)(10,11)(13,14)(15,16,19,21,18,17,20,22);(7,8,11,13,12,14,10,9)(15,17,19,22,18,16,20,21);(4,6)(7,9,10,14,12,13,11,8)(16,17)(21,22)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#210737, C2×#210968, C2×#202645, …
maximal normal subgroup ofC2×#210737, C2×#210968, C2×#202645, …
maximal quotient ofC2×#140204, C2×#140203, #72322745

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 109748);