Finite Group Databasebeta

#30657132

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

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #497

Subgroups

subgroupG/H
centerC22C2×C22⋊D257
commutator, cosocleC2×C4×C257C23
FrattiniC2×C4C22×D257
Fitting#124×C257C2
socleC22×C257C2×D4
prime radicalC2×D4×C257C22
hypercenter#124D257
hypocenterC257#497
LCSG ▷ C2×C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C42 ◁ #124

124 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

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

Conjugacy classes & character table

1808 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45662479, #45662481, #45663626, …
maximal normal subgroup of#45662479, #45662481, #45663626, …
maximal quotient of#45663941, #45663955, #45663968, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 944);