Finite Group Databasebeta
Cayley diagram

C2×C4×#357 #493043

order512
nilpotency class4
isoclinismisoclinic class of D16
automorphism?
homologyAbelianization (H1) = C22×C42 · Schur multiplier (H2) = C26×C4

Aliases

direct productC2×C4×#357

Subgroups

subgroupG/H
centerC23×C4D8
commutatorC8C22×C42
Frattini, cosocleC22×C8C24
socleC24C2×D8
prime radicalC23×D8C22
LCSG ▷ C8 ▷ C4 ▷ C2 ▷ C1
UCSC1 ◁ C23×C4 ◁ C22×C42 ◁ C22×C4×C8 ◁ G
LECSG ▷ C22×C8 ▷ C4 ▷ C2 ▷ C1

1478 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 26
transitive degreeμt(G) = 256

A minimal faithful permutation representation — 4 generators on 26 points:

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

Conjugacy classes & character table

176 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×C4×#2177, C2×C8×#357, C2×#128666, …
maximal normal subgroup ofC2×C4×#2177, C2×C8×#357, C2×#128666, …
maximal quotient ofC2×C8×#357, C2×C4×#1419, C2×C4×#1418, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(512, 400239);