Finite Group Databasebeta

#30656932

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

Aliases

No aliases for this group.

Splittings

FittingC4×D4×C257 ⋊ C2
SylowC257 ⋊ #459

Subgroups

subgroupG/H
centerC22C2×C22⋊D257
commutator, cosocleC2×C4×C257C23
FrattiniC2×C4C22×D257
FittingC4×D4×C257C2
socleC22×C257C2×D4
hypercenterC4×D4D257
hypocenterC257#459
LCSG ▷ C2×C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C42 ◁ C4×D4

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,g^a=g^256,e^c=ef

Conjugacy classes & character table

2579 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45663374, #45663376, #45663385, …
maximal normal subgroup of#45663374, #45663376, #45663385, …
maximal quotient of#45663661, #45663675, #45663685, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 744);