Finite Group Databasebeta

#30657082

order16448
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

Fitting#102×C257 ⋊ C2
SylowC257 ⋊ #486

Subgroups

subgroupG/H
centerC22D4×D257
commutator, cosocleC2×C4×C257C23
FrattiniC2×C4C22×D257
Fitting#102×C257C2
socleC22×C257C2×D4
prime radical#22551588C2
hypercenter#102D257
hypocenterC257#486
LCSG ▷ C2×C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C2×C4 ◁ #102

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

normal subgroups only

This group has 118 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=e,c^2=d,d^2=f,e^2=f,b^a=bd,c^a=ce,d^a=df,e^a=ef,g^c=g^256

Conjugacy classes & character table

1814 conjugacy classes. The character table is too large to display.

Relationships

maximal quotient of#45664446, #45665000, #45665001, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 894);