Finite Group Databasebeta
Cayley diagram

C2×#14421 #520743

order512
nilpotency class2
isoclinismisoclinic class of #2668
automorphism?
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C28×C42

Aliases

direct productC2×#14421

Subgroups

subgroupG/H
center, socleC25C24
commutatorC23C24×C4
Frattini, cosocleC24C25
prime radicalC24×D4C22
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C25 ◁ G
LECSG ▷ C24 ▷ C1

7454 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 22 points:

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

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#534305, C2×#1259283, C2×#1082745, …
maximal normal subgroup ofC2×#534305, C2×#1259283, C2×#1082745, …
maximal quotient ofC2×#153995, C2×#156475, C2×#155241, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 427939);