Finite Group Databasebeta

#34000681

order18688
automorphism?
homologyAbelianization (H1) = C42 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC73 ⋊ #7302

Subgroups

subgroupG/H
centerC22#17989460
commutatorC2×C8×C73C42
FrattiniC22×C8C2×#64408
Fitting#340×C73C4
socleC22×C73#340
prime radicalC23×C73#102
cosocleC2×C8×Dic73C22
hypercenter#340#64408
hypocenterC73#7302
LCSG ▷ C2×C8×C73 ▷ C2×C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C22 ◁ C22×C4 ◁ C22×C8 ◁ #340

238 conjugacy classes of subgroups; only the 66 normal subgroups are shown.

normal subgroups only

This group has 238 conjugacy classes of subgroups — too many to draw. Only its 66 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) = 4672

Polycyclic presentation:

2^8,73|a^2=d,b^2=e,c^2=f,d^2=gh,e^2=fg,f^2=h,b^a=bc,c^a=cf,e^a=efg,f^a=fh,i^a=i^46,c^b=cg,d^b=dh,i^b=i^27,i^d=i^72,i^e=i^72

Conjugacy classes & character table

550 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1084265);