Finite Group Databasebeta

#35321682

order21248
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

SylowC83 ⋊ #13044

Subgroups

subgroupG/H
centerC22#19127887
commutatorC2×D4×C83C22×C4
FrattiniC22×D4C22×D83
FittingC83×#1790C2
socleC22×C83B(4,𝔽2)
prime radicalC2×H(5,𝔽2)×C83C22
cosocleC22×D4×C83C23
hypercenter#1790D83
hypocenterC83#13044
LCSG ▷ C2×D4×C83 ▷ C22×C83 ▷ C2×C83 ▷ C83
UCSC1 ◁ C22 ◁ C23 ◁ C22×D4 ◁ #1790

724 conjugacy classes of subgroups; only the 89 normal subgroups are shown.

normal subgroups only

This group has 724 conjugacy classes of subgroups — too many to draw. Only its 89 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) = 5312

Polycyclic presentation:

2^8,83|a^2=f,b^2=df,c^2=h,b^a=bd,c^a=ce,e^a=eg,g^a=gh,c^b=ch,e^b=egh,d^c=dg,f^c=fg,i^c=i^82,e^d=eh,f^e=fh

Conjugacy classes & character table

1346 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21248, 86846);