Finite Group Databasebeta
Cayley diagram

C2×#12554 #492852

order512
nilpotency class3
isoclinismisoclinic class of AGL(1,ℤ/8)
automorphism?
homologyAbelianization (H1) = C22×C4×C8 · Schur multiplier (H2) = C27

Aliases

direct productC2×#12554

Subgroups

subgroupG/H
centerC22×C8C2×D4
commutatorC4C22×C4×C8
Frattini, cosocleC22×C8C24
socleC23C2×C22⋊C8
prime radicalC25M16
LCSG ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C8 ◁ C24×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1698 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);(7,8,11,17,12,18,26,35,13,15,27,31,10,16,24,33)(9,19,21,36,20,29,37,34,22,32,25,38,23,14,28,30);(3,4,5,6)(7,9)(8,14)(10,23)(11,25)(12,20)(13,22)(15,29)(16,32)(17,34)(18,19)(21,27)(24,37)(26,28)(30,31)(33,36)(35,38);(8,15)(14,29)(16,18)(17,31)(19,32)(30,34)(33,35)(36,38)

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#498880, C2×#146310, C2×#149198, …
maximal normal subgroup ofC2×#498880, C2×#146310, C2×#149198, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400048);