Finite Group Databasebeta

#34012733

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

Aliases

No aliases for this group.

Splittings

Fitting#347×C73 ⋊ C4
SylowC73 ⋊ #12677

Subgroups

subgroupG/H
centerC2#22625745
commutatorC8×C73C2×C42
FrattiniC2×C8C22×#64408
Fitting#347×C73C4
socleC2×C73#1776
prime radicalC22×D73AGL(1,ℤ/8)
cosocleC2×C8×D73C23
hypercenter#347#64408
hypocenterC73#12677
LCSG ▷ C8×C73 ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C2×C4 ◁ #97 ◁ #347

318 conjugacy classes of subgroups; only the 104 normal subgroups are shown.

normal subgroups only

This group has 318 conjugacy classes of subgroups — too many to draw. Only its 104 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) = 1168

Polycyclic presentation:

2^8,73|a^2=e,b^2=f,c^2=de,d^2=gh,e^2=g,g^2=h,b^a=bd,c^a=cg,d^a=dh,d^b=dg,e^b=egh,g^b=gh,i^b=i^27,d^c=dh,e^c=eh,i^f=i^72

Conjugacy classes & character table

442 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1096317);