Finite Group Databasebeta

#34012404

order18688
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

Fitting#349×C73 ⋊ C4
SylowC73 ⋊ #12608

Subgroups

subgroupG/H
centerC4C22⋊C4×#64408
commutatorC2×C4×C73C2×C42
FrattiniC2×C8C22×#64408
Fitting#349×C73C4
socleC2×C73#1749
prime radicalC23×D73M16
cosocleC2×C8×D73C23
hypercenter#349#64408
hypocenterC73#12608
LCSG ▷ C2×C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C4 ◁ C2×C8 ◁ #349

462 conjugacy classes of subgroups; only the 116 normal subgroups are shown.

normal subgroups only

This group has 462 conjugacy classes of subgroups — too many to draw. Only its 116 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) = 2336

Polycyclic presentation:

2^8,73|a^2=e,b^2=f,c^2=e,d^2=h,f^2=g,g^2=h,b^a=bd,c^a=ch,i^a=i^46,c^b=cg,d^b=dh,e^b=eh,f^c=fh,i^c=i^27,i^e=i^72

Conjugacy classes & character table

460 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1095988);