Finite Group Databasebeta

#30656929

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

Aliases

No aliases for this group.

Splittings

Fitting#127×C257 ⋊ C2
SylowC257 ⋊ #459

Subgroups

subgroupG/H
centerC22C2×C22⋊D257
commutator, cosocleC2×C4×C257C23
FrattiniC2×C4C22×D257
Fitting#127×C257C2
socleC22×C257C2×D4
hypercenter#127D257
hypocenterC257#459
LCSG ▷ C2×C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C42 ◁ #127

140 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

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

Conjugacy classes & character table

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

Relationships

maximal subgroup of#45663372, #45663373, #45663382, …
maximal normal subgroup of#45663372, #45663373, #45663382, …
maximal quotient of#45663658, #45663672, #45663682, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 741);