Finite Group Databasebeta

C2×#16861233 #22550661

order8128
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productC2×#16861233

Splittings

FittingC2×D8×C127 ⋊ C2
SylowC127 ⋊ C2×AGL(1,ℤ/8)

Subgroups

subgroupG/H
centerC22D4×D127
commutatorC4×C127C24
FrattiniC4C23×D127
FittingC2×D8×C127C2
socleC22×C127C2×D4
hypercenterC2×D8D127
hypocenterC127C2×AGL(1,ℤ/8)
LCSG ▷ C4×C127 ▷ C2×C127 ▷ C127
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D8

298 conjugacy classes of subgroups; only the 103 normal subgroups are shown.

normal subgroups only

This group has 298 conjugacy classes of subgroups — too many to draw. Only its 103 normal subgroups are shown.

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

Full subgroup data →

Conjugacy classes & character table

904 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC4×#16861233, #30647541, #30647555, …
maximal normal subgroup ofC4×#16861233, #30647541, #30647555, …
maximal quotient ofC2×#22549879, C2×#22549874, C2×#22549917, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8128, 1334);