Finite Group Databasebeta

#35223247

order20864
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

Fitting#423×C163 ⋊ C2
SylowC163 ⋊ #2931

Subgroups

subgroupG/H
center, FrattiniC2×C4C23×D163
commutator, socleC22×C163C23×C4
Fitting#423×C163C2
prime radical#23782215C2
cosocleC2×C4×C163C24
hypercenter#423D163
hypocenterC163#2931
LCSG ▷ C22×C163 ▷ C163
UCSC1 ◁ C2×C4 ◁ #423

500 conjugacy classes of subgroups; only the 189 normal subgroups are shown.

normal subgroups only

This group has 500 conjugacy classes of subgroups — too many to draw. Only its 189 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) = 10432

Polycyclic presentation:

2^7,163|a^2=f,c^2=f,f^2=g,b^a=be,d^a=dg,d^b=dg,h^b=h^162,h^c=h^162

Conjugacy classes & character table

2324 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 13221);