Finite Group Databasebeta

#30636846

order16256
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC127 ⋊ #1389

Subgroups

subgroupG/H
centerC4#16861129
commutatorC8×C127C42
FrattiniC22×C8C2×D127
Fitting#427×C127C2
socleC2×C127#340
prime radicalC23×C127SD16
cosocleC22×C8×C127C22
hypercenter#427D127
hypocenterC127#1389
LCSG ▷ C8×C127 ▷ C4×C127 ▷ C2×C127 ▷ C127
UCSC1 ◁ C4 ◁ C22×C4 ◁ C22×C8 ◁ #427

128 conjugacy classes of subgroups; only the 69 normal subgroups are shown.

normal subgroups only

This group has 128 conjugacy classes of subgroups — too many to draw. Only its 69 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=d,b^2=e,c^2=fg,d^2=g,e^2=fg,f^2=g,b^a=bc,c^a=cf,e^a=ef,f^a=fg,h^a=h^126,c^b=cg,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, 2626);