Finite Group Databasebeta

#30640445

order16256
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Splittings

Fitting#427×C127 ⋊ C2
SylowC127 ⋊ #2140

Subgroups

subgroupG/H
centerC22C2×#14523233
commutatorC8×C127C22×C4
FrattiniC2×C8C22×D127
Fitting#427×C127C2
socleC22×C127C2×D8
prime radicalC22×D1016C2
cosocleC2×C8×C127C23
hypercenter#427D127
hypocenterC127#2140
LCSG ▷ C8×C127 ▷ C4×C127 ▷ C2×C127 ▷ C127
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22×C8 ◁ #427

260 conjugacy classes of subgroups; only the 85 normal subgroups are shown.

normal subgroups only

This group has 260 conjugacy classes of subgroups — too many to draw. Only its 85 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|a^2=e,c^2=g,d^2=fg,f^2=g,b^a=bd,d^a=df,f^a=fg,c^b=cg,d^b=df,f^b=fg,h^b=h^126

Conjugacy classes & character table

1796 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16256, 6225);