Finite Group Databasebeta

#30656551

order16448
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

FittingM32×C257 ⋊ C2
SylowC257 ⋊ #361

Subgroups

subgroupG/H
centerC2#22551514
commutatorC8×C257C2×C4
FrattiniC2×C8C2×D257
FittingM32×C257C2
socleC2×C257#102
prime radicalC2×D2056C2
cosocleC2×C8×C257C22
hypercenterM32D257
hypocenterC257#361
LCSG ▷ C8×C257 ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×C8 ◁ M32

62 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4112

Polycyclic presentation:

2^6,257|a^2=d,c^2=e,d^2=f,e^2=f,b^a=bc,c^a=ce,e^a=ef,g^a=g^256,c^b=cef,d^b=df,e^b=ef,g^b=g^256

Conjugacy classes & character table

2576 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#361×D257, C2×#30656551, #45666068, …
maximal normal subgroup of#361×D257, C2×#30656551, #45666068, …
maximal quotient of#45662288, #45662336, #45662367, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 363);