Finite Group Databasebeta

D73⋊#424 #22626571

order9344
automorphism?
homologyAbelianization (H1) = C23×C4 · Schur multiplier (H2) = C25

Aliases

unambiguous semidirect productD73⋊#424

Splittings

SylowC73 ⋊ C2×#424

Subgroups

subgroupG/H
centerC2×C4C22×#64408
commutator, socleC22×C73C23×C4
FrattiniC22C23×#64408
Fitting#117×C73C4
hypercenter#117#64408
hypocenterC73C2×#424
LCSG ▷ C22×C73 ▷ C73
UCSC1 ◁ C2×C4 ◁ #117

512 conjugacy classes of subgroups; only the 210 normal subgroups are shown.

normal subgroups only

This group has 512 conjugacy classes of subgroups — too many to draw. Only its 210 normal subgroups are shown.

Dotted edges: containments with no intermediate normal subgroup — omitted non-normal subgroups may lie between.

Full subgroup data →

Presentation

Polycyclic presentation:

2^7,73|a^2=f,b^2=e,f^2=g,b^a=be,h^a=h^27,c^b=cg,h^d=h^72,h^f=h^72

Conjugacy classes & character table

416 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#34008840, #34008843, #34008855, …
maximal normal subgroup of#34008840, #34008843, #34008855, …
maximal quotient ofD73⋊#1570, D73⋊#1571, D73⋊#1572, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(9344, 21150);