Finite Group Databasebeta
Cayley diagram

C2×#12569 #492876

order512
nilpotency class4
isoclinismisoclinic class of #360
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C27

Aliases

direct productC2×#12569

Subgroups

subgroupG/H
centerC22×C4#102
commutatorC8C22×C42
Frattini, cosocleC22×C8C24
socleC23C2×#102
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)(9,18)(10,15)(11,25)(12,28)(13,17)(14,20)(16,26)(19,33)(21,31)(22,37)(23,30)(24,32)(27,38)(29,35)(34,36);(7,9,11,21,10,19,24,36,13,23,27,20,12,22,26,35)(8,14,16,30,28,34,38,33,17,31,32,18,15,29,25,37);(7,10,13,12)(8,15,17,28)(9,19,23,22)(11,24,27,26)(14,29,31,34)(16,25,32,38)(18,33,30,37)(20,35,21,36)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#494474, C2×#494335, C2×#493084, …
maximal normal subgroup ofC2×#494474, C2×#494335, C2×#493084, …
maximal quotient ofC2×#126846, C2×#126868, #72320414, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400072);