Finite Group Databasebeta

#33006209

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Splittings

FittingC73×#1402 ⋊ C2
SylowC73 ⋊ #13562

Subgroups

subgroupG/H
centerC2AΣL(1,𝔽16)×D73
commutatorC2×D4×C73C22×C4
Frattini#127C22×D73
FittingC73×#1402C2
socleC2×C73C2×AΣL(1,𝔽16)
prime radical#22619276C2
cosocle#127×C73C23
hypercenter#1402D73
hypocenterC73#13562
LCSG ▷ C2×D4×C73 ▷ C2×C4×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C22 ◁ C2×C4 ◁ #127 ◁ #1402

490 conjugacy classes of subgroups; only the 59 normal subgroups are shown.

normal subgroups only

This group has 490 conjugacy classes of subgroups — too many to draw. Only its 59 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) = 1168

Polycyclic presentation:

2^8,73|a^2=e,c^2=h,f^2=h,b^a=bd,d^a=df,f^a=fg,g^a=gh,c^b=ch,e^b=efh,f^b=fh,g^b=gh,i^c=i^72,e^d=egh,f^d=fh,f^e=fh

Conjugacy classes & character table

640 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 89793);