Finite Group Databasebeta
Cayley diagram

C2×#42175 #7640671

order512
nilpotency class2
isoclinismisoclinic class of #40484
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productC2×#42175

Subgroups

subgroupG/H
center, socleC24C25
commutator, Frattini, cosocleC23C26
prime radicalC2×#2631C2
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C24 ◁ G
LECSG ▷ C23 ▷ C1

7052 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 38
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 6 generators on 38 points:

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

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, 7547867);