Finite Group Databasebeta

#30656954

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

Aliases

No aliases for this group.

Splittings

FittingC2×SD16×C257 ⋊ C2
SylowC257 ⋊ #463

Subgroups

subgroupG/H
centerC22D4×D257
commutator, cosocleC2×C4×C257C23
FrattiniC2×C4C22×D257
FittingC2×SD16×C257C2
socleC22×C257C2×D4
prime radicalC2×#16861603C2
hypercenterC2×SD16D257
hypocenterC257#463
LCSG ▷ C2×C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×SD16

124 conjugacy classes of subgroups; only the 41 normal subgroups are shown.

normal subgroups only

This group has 124 conjugacy classes of subgroups — too many to draw. Only its 41 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

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

Conjugacy classes & character table

1811 conjugacy classes. The character table is too large to display.

Relationships

maximal quotient of#45663731, #45663745, #45663759, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 766);