Finite Group Databasebeta

D73⋊#1417 #34014454

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD73⋊#1417

Splittings

SylowC73 ⋊ C2×#1417

Subgroups

subgroupG/H
centerC4#17989499
commutatorC16×C73C22×C4
FrattiniC16C22×#64408
Fitting#508×C73C4
socleC2×C73C2×#357
prime radical#508×D73C2
cosocleC16×D73C23
hypercenter#508#64408
hypocenterC73C2×#1417
LCSG ▷ C16×C73 ▷ C8×C73 ▷ C4×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C4 ◁ C2×C4 ◁ C2×C8 ◁ C2×C16 ◁ #508

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

normal subgroups only

This group has 294 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) = 4672

Polycyclic presentation:

2^8,73|a^2=e,d^2=fg,e^2=h,f^2=gh,g^2=h,b^a=bd,d^a=df,f^a=fg,g^a=gh,i^a=i^27,d^b=df,f^b=fg,g^b=gh,i^c=i^72,i^e=i^72

Conjugacy classes & character table

472 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1098038);