Finite Group Databasebeta

C2×#22551533 #30657157

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

Aliases

direct productC2×#22551533

Splittings

FittingC2×D8×C257 ⋊ C2
SylowC257 ⋊ C2×D16

Subgroups

subgroupG/H
centerC22#16861603
commutator, cosocleC8×C257C23
FrattiniC8C22×D257
FittingC2×D8×C257C2
socleC22×C257D8
hypercenterC2×D8D257
hypocenterC257C2×D16
LCSG ▷ C8×C257 ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×C8 ◁ C2×D8

98 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Conjugacy classes & character table

1814 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45666164, C4×#22551533, #45666193, …
maximal normal subgroup of#45666164, C4×#22551533, #45666193, …
maximal quotient ofC2×#30656537, C2×#30656538, C2×#30656562, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 969);