Finite Group Databasebeta
Cayley diagram

C2×#16664 #611291

order512
nilpotency class2
isoclinismisoclinic class of #16249
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C28×C4

Aliases

direct productC2×#16664

Subgroups

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

5198 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 26 points:

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#2108874, C2×#2112563, C2×#2806689, …
maximal normal subgroup ofC2×#2108874, C2×#2112563, C2×#2806689, …
maximal quotient ofC2×#159040

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 518487);