Finite Group Databasebeta

#34003844

order18688
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #8246

Subgroups

subgroupG/H
centerC22C22⋊C4×#64408
commutatorC2×C4×C73C2×C42
FrattiniC42C22×#64408
Fitting#330×C73C4
socleC22×C73C4×C22⋊C4
prime radicalC22×D73#117
cosocleC42×D73C23
hypercenter#330#64408
hypocenterC73#8246
LCSG ▷ C2×C4×C73 ▷ C22×C73 ▷ C73
UCSC1 ◁ C22 ◁ C42 ◁ #330

376 conjugacy classes of subgroups; only the 100 normal subgroups are shown.

normal subgroups only

This group has 376 conjugacy classes of subgroups — too many to draw. Only its 100 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) = 9344

Polycyclic presentation:

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

Conjugacy classes & character table

406 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1087428);