Finite Group Databasebeta
Cayley diagram

C4×#2190 #495696

order512
nilpotency class4
isoclinismisoclinic class of #2190
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

direct productC4×#2190

Subgroups

subgroupG/H
centerC2×C4#447
commutatorC2×C8C23×C4
Frattini, cosocleC22×C8C24
socleC22C2×#447
prime radicalC2×#2190C2
LCSG ▷ C2×C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C2×C4 ◁ C2×C42 ◁ C2×C4×M16 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1129 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 20
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 20 points:

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

Conjugacy classes & character table

80 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#33688, AGL(1,𝔽5)×#2190
maximal normal subgroup ofC4×#33688
maximal quotient ofC4×#13025, AGL(1,𝔽5)×#2190

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 402892);