Finite Group Databasebeta

C2×#22551531 #30657151

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

Aliases

direct productC2×#22551531

Splittings

FittingC2×C16×C257 ⋊ C2
SylowC257 ⋊ C2×M32

Subgroups

subgroupG/H
centerC2×C8C2×D257
commutatorC2×C257C22×C8
FrattiniC8C22×D257
FittingC2×C16×C257C2
socleC22×C257C2×C8
prime radicalC22×D257C8
cosocleC8×C257C23
hypercenterC2×C16D257
hypocenterC257C2×M32
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C2×C8 ◁ C2×C16

90 conjugacy classes of subgroups.

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#45662459, C4×#22551531, #45665913, …
maximal normal subgroup of#45662459, C4×#22551531, #45665913, …
maximal quotient ofC2×#30656512, C4×#22551531, C2×#30656516, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 963);