Finite Group Databasebeta
Cayley diagram

C2×#12658 #493104

order512
nilpotency class2
isoclinismisoclinic class of #7855
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C25

Aliases

direct productC2×#12658

Subgroups

subgroupG/H
centerC22×C4C2×C42
commutatorC2×C4C22×C42
Frattini, cosocleC22×C8C24
socleC23C2×#97
prime radicalC24C2×M16
LCSG ▷ C2×C4 ▷ C1
UCSC1 ◁ C22×C4 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

854 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);(3,4,5,6)(8,13,15,21)(9,17)(11,20)(14,22,16,18);(4,6)(7,8,11,16,10,13,17,22,12,15,20,14,19,21,9,18);(7,9,10,11,12,17,19,20)(8,14,21,22,15,16,13,18)

Conjugacy classes & character table

128 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#493177, #72216458, C2×#495843, …
maximal normal subgroup ofC2×#493177, #72216458, C2×#495843, …
maximal quotient of#72285597, C2×#129054, C2×#146306, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400300);