Finite Group Databasebeta

#34013592

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

Fitting#453×C73 ⋊ C4
SylowC73 ⋊ #13047

Subgroups

subgroupG/H
centerC2#22625940
commutatorC2×D4×C73C22×C4
FrattiniC2×D4C22×#64408
Fitting#453×C73C4
socleC2×C73#1889
prime radical#453×D73C2
cosocleC2×D4×D73C23
hypercenter#453#64408
hypocenterC73#13047
LCSG ▷ C2×D4×C73 ▷ C22×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C22 ◁ C2×D4 ◁ #453

888 conjugacy classes of subgroups; only the 72 normal subgroups are shown.

normal subgroups only

This group has 888 conjugacy classes of subgroups — too many to draw. Only its 72 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) = 584

Polycyclic presentation:

2^8,73|a^2=f,b^2=df,e^2=h,b^a=bd,c^a=ce,e^a=egh,g^a=gh,i^a=i^46,e^b=egh,i^b=i^27,d^c=dg,e^c=eh,f^c=fg,e^d=eh,f^e=fh,i^f=i^72

Conjugacy classes & character table

328 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1097176);