Finite Group Databasebeta
Cayley diagram

C2×#16781 #611519

order512
nilpotency class2
isoclinismisoclinic class of #16249
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C26×C42

Aliases

direct productC2×#16781

Subgroups

subgroupG/H
center, socleC25C24
commutator, Frattini, cosocleC24C25
prime radicalC24×D4C22
LCSG ▷ C24 ▷ C1
UCSC1 ◁ C25 ◁ G
LECSG ▷ C24 ▷ C1

4798 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 30
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 30 points:

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#2542305, C2×#1640254, C2×#2171327, …
maximal normal subgroup ofC2×#2542305, C2×#1640254, C2×#2171327, …
maximal quotient ofC2×#158126, C2×#157314, C2×#157648, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 518715);