Finite Group Databasebeta

#35321963

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

Aliases

No aliases for this group.

Splittings

SylowC83 ⋊ #13096

Subgroups

subgroupG/H
centerC2#24907916
commutatorC22×C4×C83C22×C4
FrattiniC2×#41C22×D83
FittingC83×#2889C2
socleC2×C83#1898
prime radicalC2×2−1+4×C83C22
cosocleC2×#41×C83C23
hypercenter#2889D83
hypocenterC83#13096
LCSG ▷ C22×C4×C83 ▷ C22×C83 ▷ C2×C83 ▷ C83
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×2−1+4 ◁ #2889

624 conjugacy classes of subgroups; only the 103 normal subgroups are shown.

normal subgroups only

This group has 624 conjugacy classes of subgroups — too many to draw. Only its 103 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,e^2=h,b^a=bd,c^a=ce,d^a=dg,g^a=gh,i^a=i^82,d^b=dg,e^b=eh,f^b=fg,g^b=gh,d^c=dh,e^c=eh,f^c=fh,f^d=fh

Conjugacy classes & character table

1715 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(21248, 87127);