Finite Group Databasebeta

#35215795

order20864
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

FittingC2×#101×C163 ⋊ C2
SylowC163 ⋊ #2046

Subgroups

subgroupG/H
centerC22#19104708
commutator, cosocleC22×C4×C163C23
FrattiniC22×C4C22×D163
FittingC2×#101×C163C2
socleC22×C163#121
prime radicalC22×D652C22
hypercenterC2×#101D163
hypocenterC163#2046
LCSG ▷ C22×C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×#101

276 conjugacy classes of subgroups; only the 67 normal subgroups are shown.

normal subgroups only

This group has 276 conjugacy classes of subgroups — too many to draw. Only its 67 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) = 5216

Polycyclic presentation:

2^7,163|a^2=g,c^2=d,d^2=g,b^a=bd,c^a=ce,d^a=dg,c^b=cf,d^b=dg,h^b=h^162,e^c=eg,f^c=fg

Conjugacy classes & character table

1808 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 5769);