Finite Group Databasebeta
Cayley diagram

C2×#12587 #492905

order512
nilpotency class4
isoclinismisoclinic class of #2127
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C27

Aliases

direct productC2×#12587

Subgroups

subgroupG/H
center, socleC23C2×#99
commutatorC2×C4C22×C42
Frattini, cosocleC22×Q8C24
prime radicalC23×#41C22
LCSG ▷ C2×C4 ▷ C22 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C23×C4 ◁ C23×#41 ◁ G
LECSG ▷ C22×Q8 ▷ C22 ▷ C2 ▷ C1

2490 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 22
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 4 generators on 22 points:

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

Conjugacy classes & character table

92 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#146695, C2×#147573, #72238533, …
maximal normal subgroup ofC2×#146695, C2×#147573, #72238533, …
maximal quotient ofC2×#128059, #72240579, D3×#12587, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400101);