Finite Group Databasebeta

#30657452

order16448
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C23×C4

Aliases

No aliases for this group.

Splittings

FittingC4×D4×C257 ⋊ C2
SylowC257 ⋊ #555

Subgroups

subgroupG/H
center, FrattiniC22C23×D257
commutator, socle, cosocleC22×C257C24
FittingC4×D4×C257C2
hypercenterC4×D4D257
hypocenterC257#555
LCSG ▷ C22×C257 ▷ C257
UCSC1 ◁ C22 ◁ C4×D4

236 conjugacy classes of subgroups; only the 99 normal subgroups are shown.

normal subgroups only

This group has 236 conjugacy classes of subgroups — too many to draw. Only its 99 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=f,c^2=e,d^2=e,b^a=be,c^a=cf,d^b=de,g^b=g^256

Conjugacy classes & character table

2585 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45663402, #45663405, #45663464, …
maximal normal subgroup of#45663402, #45663405, #45663464, …
maximal quotient of#45667201, #45667203, #45667267, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1264);