Finite Group Databasebeta
Cayley diagram

C2×#12666 #493128

order512
nilpotency class2
isoclinismisoclinic class of #7855
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25

Aliases

direct productC2×#12666

Subgroups

subgroupG/H
centerC22×C4C2×C42
commutatorC2×C4C22×C42
Frattini, cosocleC22×C8C24
socleC23C2×#97
prime radicalC24C2×M16
LCSG ▷ C2×C4 ▷ C1
UCSC1 ◁ C22×C4 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

764 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)(7,8,11,16,10,15,19,22,12,17,20,9,14,13,21,18);(4,6)(8,13,17,15)(9,18,16,22)(11,20)(19,21);(7,9,19,8,14,22,11,13,12,16,21,17,10,18,20,15)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#498334, C2×#498331, C2×#498578, …
maximal normal subgroup ofC2×#498334, C2×#498331, C2×#498578, …
maximal quotient ofC2×#129062, C2×#129049, C2×#147125, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400324);