Finite Group Databasebeta
Cayley diagram

C2×#12593 #492917

order512
nilpotency class2
isoclinismisoclinic class of H(3,ℤ/4)
automorphism?
homologyAbelianization (H1) = C22×C4×C8 · Schur multiplier (H2) = C23×C42

Aliases

direct productC2×#12593

Subgroups

subgroupG/H
centerC22×C8C42
commutatorC4C22×C4×C8
Frattini, cosocleC22×C8C24
socleC23C2×#97
prime radicalC24C2×M16
LCSG ▷ C4 ▷ C1
UCSC1 ◁ C22×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

818 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 42
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 42 points:

(1,2);(3,4)(5,8)(6,7)(9,10)(11,12,16,22,17,24,32,39,18,23,31,38,15,21,14,20)(13,25,28,41,29,19,26,35,30,37,33,34,27,36,42,40);(4,7)(8,10)(11,13)(12,19,23,36)(14,26)(15,27)(16,33)(17,29)(18,30)(20,34,39,41)(21,25,24,37)(22,40,38,35)(28,31)(32,42);(3,5,6,9)(4,8,7,10)(11,14,15,31,18,32,17,16)(12,20,21,38,23,39,24,22)(13,26,27,28,30,42,29,33)(19,34,25,35,36,41,37,40)

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#93254, C2×#93255, #72210531, …
maximal normal subgroup ofC2×#93254, C2×#93255, #72210531, …
maximal quotient ofC2×#128207, C2×#128226

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400113);