Finite Group Databasebeta
Cayley diagram

C2×#12740 #493534

order512
nilpotency class4
isoclinismisoclinic class of #2190
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C28

Aliases

direct productC2×#12740

Subgroups

subgroupG/H
centerC2×C4#447
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
socleC22#1786
prime radicalC22×#575C2
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C23×C4 ◁ C23×M16 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

3238 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 34
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 34 points:

(1,2);(3,4,7,12,9,13,8,23)(5,14,17,31,16,30,24,28)(6,18,21,29,20,33,22,11)(10,19,26,32,25,34,27,15);(3,5)(4,10)(6,19)(7,17)(8,24)(9,16)(11,28)(12,26)(13,25)(14,18)(15,22)(20,34)(21,32)(23,27)(29,31)(30,33);(6,20)(11,29)(14,30)(15,32)(18,33)(19,34)(21,22)(28,31)

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#72215049, #72215054, #72216636, …
maximal normal subgroup of#72215049, #72215054, #72216636, …
maximal quotient ofC2×#147872, #72224881

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400730);