Finite Group Databasebeta

#30657364

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

Aliases

No aliases for this group.

Splittings

FittingC4⋊Q8×C257 ⋊ C2
SylowC257 ⋊ #544

Subgroups

subgroupG/H
center, FrattiniC22C23×D257
commutator, socle, cosocleC22×C257C24
FittingC4⋊Q8×C257C2
prime radicalC22×D257C23
hypercenterC4⋊Q8D257
hypocenterC257#544
LCSG ▷ C22×C257 ▷ C257
UCSC1 ◁ C22 ◁ C4⋊Q8

206 conjugacy classes of subgroups; only the 103 normal subgroups are shown.

normal subgroups only

This group has 206 conjugacy classes of subgroups — too many to draw. Only its 103 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|a^2=f,b^2=e,c^2=f,b^a=be,c^a=cf,d^a=de,c^b=ce,g^d=g^256

Conjugacy classes & character table

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

Relationships

maximal quotient of#45666935, #45666941, #45666942, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1176);