Finite Group Databasebeta
Cayley diagram

C2×#42257 #7640630

order512
nilpotency class2
isoclinismisoclinic class of #40484
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C212

Aliases

direct productC2×#42257

Subgroups

subgroupG/H
center, socle, prime radicalC24C25
commutator, Frattini, cosocleC23C26
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

4350 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 42
transitive degreeμt(G) = 512

A minimal faithful permutation representation — 6 generators on 42 points:

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7547826);