Finite Group Databasebeta
Cayley diagram

D4×#554 #7699477

order512
nilpotency class2
automorphism?
homologyAbelianization (H1) = C26 · Schur multiplier (H2) = C213

Aliases

direct productD4×#554

Subgroups

subgroupG/H
center, commutator, Frattini, socle, cosocleC23C26
prime radicalC2×D42C22
LCSG ▷ C23 ▷ C1
UCSC1 ◁ C23 ◁ G
LECSG ▷ C23 ▷ C1

8135 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 20
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 6 generators on 20 points:

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

Conjugacy classes & character table

125 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD4×#3481, D4×#3295, D4×#3384, …
maximal normal subgroup ofD4×#3481, D4×#3295, D4×#3384, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 7606673);