Finite Group Databasebeta
Cayley diagram

C2×#12648 #493076

order512
nilpotency class4
isoclinismisoclinic class of #2180
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25×C4

Aliases

direct productC2×#12648

Subgroups

subgroupG/H
center, socleC23#442
commutatorC8C22×C42
Frattini, cosocleC22×C8C24
prime radicalC24AGL(1,ℤ/8)
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ C22×#97 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1138 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)(7,8,11,16)(9,19)(10,25,12,28)(13,30,26,18)(14,22)(15,29,17,27)(20,35)(21,34)(23,38)(24,32)(31,36)(33,37);(4,6)(7,9,12,22,13,23,29,36,11,24,10,21,26,20,27,37)(8,14,17,32,18,33,28,38,16,34,15,19,30,31,25,35);(9,20,24,23)(10,12)(14,31,34,33)(15,17)(19,35,32,38)(21,37,22,36)(25,28)(27,29)

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#493077, C2×#495740, #72281854, …
maximal normal subgroup ofC2×#493077, C2×#495740, #72281854, …
maximal quotient of#72216446, C2×#146344, C2×#147198, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400272);