Finite Group Databasebeta

C2×#22551504 #30656697

order16448
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C24

Aliases

direct productC2×#22551504

Splittings

FittingC22×C8×C257 ⋊ C2
SylowC257 ⋊ C2×C22⋊C8

Subgroups

subgroupG/H
centerC22×C4C2×D257
commutatorC2×C257C22×C8
FrattiniC2×C4C22×D257
FittingC22×C8×C257C2
socleC23×C257C2×C4
prime radicalC23×D257C4
cosocleC2×C4×C257C23
hypercenterC22×C8D257
hypocenterC257C2×C22⋊C8
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C22×C4 ◁ C22×C8

202 conjugacy classes of subgroups; only the 87 normal subgroups are shown.

normal subgroups only

This group has 202 conjugacy classes of subgroups — too many to draw. Only its 87 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#45662243, #45664077, C4×#22551504, …
maximal normal subgroup of#45662243, #45664077, C4×#22551504, …
maximal quotient ofC2×#30656460, C2×#30656462, #45662632, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 509);