Finite Group Databasebeta

#35216177

order20864
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC163 ⋊ #2120

Subgroups

subgroupG/H
centerC4#19104650
commutatorC23×C163C22×C4
FrattiniC2×D4C22×D163
Fitting, prime radical#525×C163C2
socleC2×C163C2×#99
cosocleC2×D4×C163C23
hypercenter#525D163
hypocenterC163#2120
LCSG ▷ C23×C163 ▷ C22×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C4 ◁ C2×C4 ◁ C2×#41 ◁ #525

264 conjugacy classes of subgroups; only the 73 normal subgroups are shown.

normal subgroups only

This group has 264 conjugacy classes of subgroups — too many to draw. Only its 73 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) = 2608

Polycyclic presentation:

2^7,163|a^2=e,c^2=g,b^a=bd,d^a=df,f^a=fg,h^a=h^162,e^b=ef,e^d=eg

Conjugacy classes & character table

2294 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 6151);