Finite Group Databasebeta

#30640748

order16256
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

Fitting#355×C127 ⋊ C2
SylowC127 ⋊ #2202

Subgroups

subgroupG/H
centerC2#22550064
commutator, cosocleC2×Q8×C127C23
FrattiniC2×Q8C22×D127
Fitting#355×C127C2
socleC2×C127B(4,𝔽2)
hypercenter#355D127
hypocenterC127#2202
LCSG ▷ C2×Q8×C127 ▷ C22×C127 ▷ C2×C127 ▷ C127
UCSC1 ◁ C2 ◁ C22 ◁ C2×Q8 ◁ #355

248 conjugacy classes of subgroups; only the 41 normal subgroups are shown.

normal subgroups only

This group has 248 conjugacy classes of subgroups — too many to draw. Only its 41 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

Polycyclic presentation:

2^7,127|d^2=g,e^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eg,f^a=fg,h^a=h^126,d^b=dg,e^b=efg,d^c=df,e^c=eg,h^c=h^126,e^d=eg

Conjugacy classes & character table

836 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16256, 6528);