Finite Group Databasebeta

D73⋊#1344 #34010701

order18688
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect productD73⋊#1344

Splittings

Fitting#397×C73 ⋊ C4
SylowC73 ⋊ C2×#1344

Subgroups

subgroupG/H
centerC22D73⋊#99
commutatorC22×C4×C73C22×C4
FrattiniC22×C4C22×#64408
Fitting#397×C73C4
socleC22×C73C2×#99
prime radicalC24×D73D4
cosocleC2×#11924005C23
hypercenter#397#64408
hypocenterC73C2×#1344
LCSG ▷ C22×C4×C73 ▷ C23×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C22 ◁ C23 ◁ C2×C22⋊C4 ◁ #397

668 conjugacy classes of subgroups; only the 88 normal subgroups are shown.

normal subgroups only

This group has 668 conjugacy classes of subgroups — too many to draw. Only its 88 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=h,d^2=g,b^a=bd,d^a=df,f^a=fh,i^a=i^27,d^b=dg,e^b=efg,i^c=i^72,e^d=eh,i^e=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, 1094285);