Finite Group Databasebeta

C2×#22551535 #30657160

order16448
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

direct productC2×#22551535

Splittings

FittingC2×Q16×C257 ⋊ C2
SylowC257 ⋊ C2×SD32

Subgroups

subgroupG/H
centerC22#16861603
commutator, cosocleC8×C257C23
FrattiniC8C22×D257
FittingC2×Q16×C257C2
socleC22×C257D8
prime radicalC2×D2056C2
hypercenterC2×Q16D257
hypocenterC257C2×SD32
LCSG ▷ C8×C257 ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×C8 ◁ C2×Q16

90 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#45666169, C4×#22551535, #45666182, …
maximal normal subgroup of#45666169, C4×#22551535, #45666182, …
maximal quotient ofC2×#30656537, C2×#30656541, C2×#30656564, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 972);