Finite Group Databasebeta

#33003971

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #13157

Subgroups

subgroupG/H
centerC2#22610629
commutatorC2×C8×C73C22×C4
FrattiniC22×C8C22×D73
FittingC73×#1388C2
socleC2×C73#1936
prime radicalC23×C73#137
cosocleC22×C8×C73C23
hypercenter#1388D73
hypocenterC73#13157
LCSG ▷ C2×C8×C73 ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C22×C4 ◁ C22×C8 ◁ #1388

296 conjugacy classes of subgroups; only the 93 normal subgroups are shown.

normal subgroups only

This group has 296 conjugacy classes of subgroups — too many to draw. Only its 93 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=f,b^2=dfg,c^2=d,d^2=g,e^2=gh,f^2=h,g^2=h,b^a=bd,c^a=ce,d^a=dg,e^a=egh,g^a=gh,i^a=i^72,c^b=cg,d^b=dh,e^b=eh,f^b=fh,e^c=eh,f^c=fh,i^c=i^72

Conjugacy classes & character table

1186 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 87555);