Finite Group Databasebeta

#33006506

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

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #13638

Subgroups

subgroupG/H
centerC4#17988414
commutatorC16×C73C22×C4
FrattiniC2×C16C22×D73
FittingC2×#368×C73C2
socleC2×C73C2×#367
prime radicalC23×C73SD32
cosocleC2×C16×C73C23
hypercenterC2×#368D73
hypocenterC73#13638
LCSG ▷ C16×C73 ▷ C8×C73 ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C4 ◁ C22×C4 ◁ C22×C8 ◁ C22×C16 ◁ C2×#368

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

normal subgroups only

This group has 182 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) = 4672

Polycyclic presentation:

2^8,73|a^2=e,b^2=dfg,c^2=h,d^2=fgh,f^2=gh,g^2=h,b^a=bd,d^a=df,f^a=fg,g^a=gh,i^a=i^72,e^b=eh,i^b=i^72

Conjugacy classes & character table

1636 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 90090);