Finite Group Databasebeta
Cayley diagram

C22×#1641 #6348054

order512
nilpotency class3
isoclinismisoclinic class of #1619
automorphism?
homologyAbelianization (H1) = C25 · Schur multiplier (H2) = C210

Aliases

direct productC22×#1641

Subgroups

subgroupG/H
center, socleC24#120
commutator, Frattini, cosocleC42C25
prime radicalC22×#550C2
LCSG ▷ C42 ▷ C22 ▷ C1
UCSC1 ◁ C24 ◁ C22×C42 ◁ G
LECSG ▷ C42 ▷ C22 ▷ C1

4462 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 28
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 5 generators on 28 points:

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

Conjugacy classes & character table

104 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC22×#19855, C22×#20272
maximal normal subgroup ofC22×#19855, C22×#20272

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 6255250);