Finite Group Databasebeta

#30656926

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

Aliases

No aliases for this group.

Splittings

Fitting#123×C257 ⋊ C2
SylowC257 ⋊ #458

Subgroups

subgroupG/H
centerC2#22551560
commutator, cosocleC23×C257C23
FrattiniC23C22×D257
Fitting#123×C257C2
socleC2×C257#120
prime radical#22551637C2
hypercenter#123D257
hypocenterC257#458
LCSG ▷ C23×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C2 ◁ C23 ◁ #123

160 conjugacy classes of subgroups; only the 39 normal subgroups are shown.

normal subgroups only

This group has 160 conjugacy classes of subgroups — too many to draw. Only its 39 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) = 4112

Polycyclic presentation:

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

Conjugacy classes & character table

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

Relationships

maximal subgroup of#45666310, #45666311, #45666316, …
maximal normal subgroup of#45666310, #45666311, #45666316, …
maximal quotient of#45663304, #45663305, #45663309, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 738);