Finite Group Databasebeta

D73⋊#1829 #34021097

order18688
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C26

Aliases

unambiguous semidirect productD73⋊#1829

Splittings

SylowC73 ⋊ C2×#1829

Subgroups

subgroupG/H
centerC2C2×#17989530
commutatorC23×C73C23×C4
FrattiniC23C23×#64408
Fitting#518×C73C4
socleC2×C73C2×#381
prime radicalC22×D4×D73C22
cosocleC22×Dic73C24
hypercenter#518#64408
hypocenterC73C2×#1829
LCSG ▷ C23×C73 ▷ C2×C73 ▷ C73
UCSC1 ◁ C2 ◁ C22×C4 ◁ #518

1434 conjugacy classes of subgroups; only the 262 normal subgroups are shown.

normal subgroups only

This group has 1434 conjugacy classes of subgroups — too many to draw. Only its 262 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=g,c^2=e,g^2=h,b^a=be,c^a=cf,e^a=eh,i^a=i^27,g^b=gh,f^c=fh,i^d=i^72,i^g=i^72

Conjugacy classes & character table

670 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18688, 1104681);