Finite Group Databasebeta
Cayley diagram

C2×#33842 #7623590

order512
nilpotency class4
isoclinismisoclinic class of #33830
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C29

Aliases

direct productC2×#33842

Subgroups

subgroupG/H
center, socleC23C22×D8
commutator, Frattini, cosocleC2×C8C25
prime radicalC2×#3283C2
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C4×D4 ◁ C2×C8×D4 ◁ G
LECSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1

1958 conjugacy classes of subgroups.

Full subgroup data →

Presentation

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

A minimal faithful permutation representation — 5 generators on 38 points:

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

Conjugacy classes & character table

86 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7530786);