Finite Group Databasebeta

C2×#22551550 #30657192

order16448
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C24×C4

Aliases

direct productC2×#22551550

Splittings

FittingC2×C4⋊C4×C257 ⋊ C2
SylowC257 ⋊ C2×#117

Subgroups

subgroupG/H
centerC23C22×D257
commutatorC2×C257C23×C4
FrattiniC22C23×D257
FittingC2×C4⋊C4×C257C2
socleC23×C257C23
prime radicalC23×D257C22
cosocleC22×C257C24
hypercenterC2×C4⋊C4D257
hypocenterC257C2×#117
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C23 ◁ C2×C4⋊C4

330 conjugacy classes of subgroups; only the 167 normal subgroups are shown.

normal subgroups only

This group has 330 conjugacy classes of subgroups — too many to draw. Only its 167 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

2600 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45662633, #45662653, #45664035, …
maximal normal subgroup of#45662633, #45662653, #45664035, …
maximal quotient ofC2×#30656582, C2×#30656584, C2×C4⋊C4×Dic257, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1004);