Finite Group Databasebeta

#34011889

order18688
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C2

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #12049

Subgroups

subgroupG/H
centerC2×C4D4×#64408
commutatorC2×C4×C73C22×C8
FrattiniC42C22×#64408
Fitting#334×C73C4
socleC22×C73C8×D4
prime radicalC2×D292C2×C8
cosocleC4×#10596831C23
hypercenter#334#64408
hypocenterC73#12049
LCSG ▷ C2×C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2×C4 ◁ C42 ◁ #334

226 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 226 conjugacy classes of subgroups — too many to draw. Only its 78 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=e,d^2=f,e^2=g,g^2=h,b^a=bd,d^a=df,i^a=i^46,c^b=ch,d^b=df,i^b=i^72,i^c=i^27,i^e=i^72

Conjugacy classes & character table

580 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1095473);