Finite Group Databasebeta

#34012707

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

Aliases

No aliases for this group.

Splittings

Fitting#346×C73 ⋊ C4
SylowC73 ⋊ #12668

Subgroups

subgroupG/H
centerC4C2×#14556659
commutatorC8×C73C2×C42
FrattiniC2×C8C22×#64408
Fitting#346×C73C4
socleC2×C73C4×#106
prime radicalC22×D73#135
cosocleC2×C8×D73C23
hypercenter#346#64408
hypocenterC73#12668
LCSG ▷ C8×C73 ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C4 ◁ C2×C8 ◁ C4×C8 ◁ #346

308 conjugacy classes of subgroups; only the 112 normal subgroups are shown.

normal subgroups only

This group has 308 conjugacy classes of subgroups — too many to draw. Only its 112 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=de,d^2=g,e^2=g,g^2=h,b^a=bd,f^a=fh,d^b=dg,e^b=egh,g^b=gh,i^b=i^27,i^c=i^72,i^f=i^72

Conjugacy classes & character table

784 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1096291);