Finite Group Databasebeta
Cayley diagram

C2×C4×#127 #34036

order256
nilpotency class2
isoclinismisoclinic class of #120
automorphismAut(G) order 12582912
homologyAbelianization (H1) = C24×C4 · Schur multiplier (H2) = C29×C4

Aliases

direct productC2×C4×#127

Subgroups

subgroupG/H
centerC23×C4C23
commutatorC22C24×C4
Frattini, cosocleC23C25
socleC24C24
prime radicalC22×#127C2
LCSG ▷ C22 ▷ C1
UCSC1 ◁ C23×C4 ◁ G
LECSG ▷ C23 ▷ C1

2847 conjugacy classes of subgroups; only the 1007 normal subgroups are shown.

normal subgroups only

This group has 2847 conjugacy classes of subgroups — too many to draw. Only its 1007 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

minimal degreeμ(G) = 14
transitive degreeμt(G) = 128

A minimal faithful permutation representation — 5 generators on 14 points:

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

Conjugacy classes & character table

112 conjugacy classes — view the full character table.

Relationships

Frattini subgroup of#72279309, #72280158
Fitting subgroup ofC2×C4×#127⋊C3, C2×C4×#857⋊C2
maximal subgroup of#96921, #106032, #111215, …
maximal normal subgroup of#96921, #106032, #111215, …
maximal quotient ofC2×C4×#390, C2×C4×#384, C42×#127, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(256, 27024);