Finite Group Databasebeta
Cayley diagram

C2×#12563 #492866

order512
nilpotency class4
isoclinismisoclinic class of #365
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C27

Aliases

direct productC2×#12563

Subgroups

subgroupG/H
centerC22×C4#106
commutatorC8C22×C42
Frattini, cosocleC22×C8C24
socleC23C2×#106
prime radicalC25SD16
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C24×C4 ◁ C24×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1658 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)(9,20,23,33)(10,16)(11,28)(12,29)(13,30)(14,19)(15,22,32,24)(17,27)(18,26)(21,34,25,38)(31,36,35,37);(4,6)(7,9,12,24,13,25,26,36,14,23,11,22,10,21,27,37)(8,15,18,33,16,31,29,38,19,32,17,20,30,35,28,34);(7,10,14,13)(8,16,19,30)(9,21,23,25)(11,26,12,27)(15,31,32,35)(17,28,18,29)(20,34,33,38)(22,36,24,37)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72215302, C2×#493077, #72216578, …
maximal normal subgroup of#72215302, C2×#493077, #72216578, …
maximal quotient of#72215297, C2×#146426, #72317252, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400062);