Finite Group Databasebeta

C2×#22551598 #30657499

order16448
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

direct productC2×#22551598

Splittings

FittingC22×C8×C257 ⋊ C2
SylowC257 ⋊ C2×#131

Subgroups

subgroupG/H
centerC2×C8C2×D257
commutatorC2×C257C23×C4
FrattiniC4C23×D257
FittingC22×C8×C257C2
socleC22×C257C22×C4
prime radicalC2×#16861618C2
cosocleC4×C257C24
hypercenterC22×C8D257
hypocenterC257C2×#131
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C2×C8 ◁ C22×C8

266 conjugacy classes of subgroups; only the 151 normal subgroups are shown.

normal subgroups only

This group has 266 conjugacy classes of subgroups — too many to draw. Only its 151 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) = 8224

Conjugacy classes & character table

4136 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45664121, #45664157, #45664159, …
maximal normal subgroup of#45664121, #45664157, #45664159, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1311);