Finite Group Databasebeta

Q16×D257 #22551608

order8224
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

direct productQ16×D257

Splittings

FittingQ16×C257 ⋊ C2
SylowC257 ⋊ C2×Q16

Subgroups

subgroupG/H
centerC2D4×D257
commutatorC4×C257C23
FrattiniC4C22×D257
FittingQ16×C257C2
socleC2×C257C2×D4
hypercenterQ16D257
hypocenterC257C2×Q16
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C2 ◁ C4 ◁ Q16

60 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

910 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofSD32×D257, Q32×D257, #30657176, …
maximal normal subgroup ofSD32×D257, Q32×D257, #30657176, …
maximal quotient of#103×D257, #107×D257, #30656829, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8224, 162);