Finite Group Databasebeta
Cayley diagram

C2×#12957 #494338

order512
nilpotency class4
isoclinismisoclinic class of #12077
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC2×#12957

Subgroups

subgroupG/H
center, socleC23#442
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
prime radicalC24AGL(1,ℤ/8)
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ C22×#97 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1066 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 38
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 38 points:

(1,2);(3,4)(5,6)(7,8,12,19,14,20,13,31)(9,21,24,37,26,35,25,32)(10,18,28,36,29,15,11,17)(16,30,33,23,34,22,38,27);(4,6)(8,15,20,18)(10,11)(12,13)(16,32,34,37)(17,19,36,31)(21,33,35,38)(22,23)(24,25)(27,30)(28,29);(7,9,14,26)(8,16,20,34)(10,27,29,23)(11,30,28,22)(12,25,13,24)(15,32,18,37)(17,35,36,21)(19,38,31,33)

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#500651, C2×#494339, C2×#500941, …
maximal normal subgroup ofC2×#500651, C2×#494339, C2×#500941, …
maximal quotient ofC2×#147303, C2×#149242, #72317175, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 401534);