Finite Group Databasebeta
Cayley diagram

C2×#460 #3032

order128
nilpotency class3
isoclinismisoclinic class of #447
automorphismAut(G) order 16384
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productC2×#460

Subgroups

subgroupG/H
center, socleC23C2×D4
commutator, Frattini, cosocleC2×C4C24
prime radicalC2×#127C2
LCSG ▷ C2×C4 ▷ C2 ▷ C1
UCSC1 ◁ C23 ◁ C2×C42 ◁ G
LECSG ▷ C2×C4 ▷ C2 ▷ C1

292 conjugacy classes of subgroups.

Full subgroup data →

Presentation

minimal degreeμ(G) = 14
transitive degreeμt(G) = 64

A minimal faithful permutation representation — 4 generators on 14 points:

(1,2);(4,6)(8,11)(9,13)(12,14);(3,4,5,6);(7,8,10,12)(9,14,13,11)

Conjugacy classes & character table

38 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#8978, #8979, #9222, …
maximal normal subgroup of#8978, #8979, #9222, …
maximal quotient ofC2×#1666, C2×#1668, C2×#1670, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(128, 1764);