Finite Group Databasebeta

#30657117

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

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #494

Subgroups

subgroupG/H
centerC22C2×D1028
commutator, cosocleC2×C4×C257C23
FrattiniC2×C4C22×D257
FittingC4×C8×C257C2
socle, prime radicalC22×C257C2×D4
hypercenterC4×C8D257
hypocenterC257#494
LCSG ▷ C2×C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C42 ◁ C4×C8

122 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 16448

Polycyclic presentation:

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

Conjugacy classes & character table

4118 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45662358, #45662368, #45662370, …
maximal normal subgroup of#45662358, #45662368, #45662370, …
maximal quotient of#45663917, #45663930, #45663938, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 929);