Finite Group Databasebeta
Cayley diagram

C2×#12671 #493139

order512
nilpotency class4
isoclinismisoclinic class of #509
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C24×C4

Aliases

direct productC2×#12671

Subgroups

subgroupG/H
centerC22×C4C2×D8
commutatorC8C22×C42
Frattini, cosocleC22×C8C24
socleC23C4×D8
prime radicalC24#135
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C22×C4 ◁ C23×C8 ◁ C22×C4×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

746 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);(7,8,12,17,13,18,11,16,14,19,28,35,27,34,10,26)(9,20,23,15,24,31,29,32,25,36,21,33,30,38,22,37);(3,4,5,6)(7,9)(8,15)(10,21)(11,23)(12,29)(13,30)(14,25)(16,31)(17,36)(18,37)(19,33)(20,35)(22,28)(24,27)(26,38)(32,34);(7,10,27,28,14,11,13,12)(8,16,34,17,19,26,18,35)(9,21,24,22,25,23,30,29)(15,31,32,36,33,38,37,20)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72210412, C2×#493242, C2×C4×#2179, …
maximal normal subgroup of#72210412, C2×#493242, C2×C4×#2179, …
maximal quotient of#72210369, C2×#129146, C2×#129096, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400335);