Finite Group Databasebeta
Cayley diagram

C2×#12615 #492972

order512
nilpotency class3
isoclinismisoclinic class of AGL(1,ℤ/8)
automorphism?
homologyAbelianization (H1) = C22×C4×C8 · Schur multiplier (H2) = C25×C4

Aliases

direct productC2×#12615

Subgroups

subgroupG/H
centerC22×C8C2×D4
commutatorC4C22×C4×C8
Frattini, cosocleC22×C8C24
socleC23C8×D4
prime radicalC22×#41C2×C4
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C8 ◁ C23×C16 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1102 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)(7,8,11,17,12,16,24,31,13,18,25,32,10,14,23,27)(9,15,21,29,22,28,35,37,19,30,33,38,20,26,34,36);(4,6)(8,14,18,16)(9,19)(15,28,30,26)(17,27,32,31)(20,22)(21,33)(29,37,38,36)(34,35);(7,9,11,21,12,22,24,35,13,19,25,33,10,20,23,34)(8,15,17,29,16,28,31,37,18,30,32,38,14,26,27,36)

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×C4×#2171, C2×#495798, #72287665, …
maximal normal subgroup ofC2×C4×#2171, C2×#495798, #72287665, …
maximal quotient ofC2×#128250, #72287665

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400168);