Finite Group Databasebeta

#35212581

order20864
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

Fitting#335×C163 ⋊ C2
SylowC163 ⋊ #1361

Subgroups

subgroupG/H
centerC22#19104655
commutatorC2×C8×C163C2×C4
FrattiniC4×C8C2×D163
Fitting#335×C163C2
socleC22×C163#102
prime radical#23782042C2
cosocleC4×C8×C163C22
hypercenter#335D163
hypocenterC163#1361
LCSG ▷ C2×C8×C163 ▷ C2×C4×C163 ▷ C2×C163 ▷ C163
UCSC1 ◁ C22 ◁ C42 ◁ C4×C8 ◁ #335

118 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 10432

Polycyclic presentation:

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

Conjugacy classes & character table

2297 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(20864, 2555);