Finite Group Databasebeta

C2×#22551618 #30657524

order16448
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

direct productC2×#22551618

Splittings

FittingC22×D4×C257 ⋊ C2
SylowC257 ⋊ C2×AGL(1,ℤ/8)

Subgroups

subgroupG/H
centerC22C2×C22⋊D257
commutator, cosocleC4×C257C24
FrattiniC4C23×D257
FittingC22×D4×C257C2
socleC22×C257C2×D4
hypercenterC22×D4D257
hypocenterC257C2×AGL(1,ℤ/8)
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22×D4

298 conjugacy classes of subgroups; only the 111 normal subgroups are shown.

normal subgroups only

This group has 298 conjugacy classes of subgroups — too many to draw. Only its 111 normal subgroups are shown.

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

Full subgroup data →

Presentation

transitive degreeμt(G) = 4112

Conjugacy classes & character table

2582 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45664693, #45664699, #45664797, …
maximal normal subgroup of#45664693, #45664699, #45664797, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1336);