Finite Group Databasebeta

D53⋊#361 #20291039

order6784
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD53⋊#361

Splittings

SylowC53 ⋊ C2×#361

Subgroups

subgroupG/H
centerC2C2×#13133279
commutatorC8×C53C22×C4
FrattiniC8C22×#6157
FittingC2×D8×C53C4
socleC2×C53C2×#102
hypercenterC2×D8#6157
hypocenterC53C2×#361
LCSG ▷ C8×C53 ▷ C4×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×C8 ◁ C2×D8

256 conjugacy classes of subgroups; only the 64 normal subgroups are shown.

normal subgroups only

This group has 256 conjugacy classes of subgroups — too many to draw. Only its 64 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:

2^7,53|a^2=e,d^2=f,e^2=g,f^2=g,b^a=bd,d^a=df,f^a=fg,h^a=h^30,d^b=dfg,e^b=eg,f^b=fg,h^c=h^52,h^e=h^52

Conjugacy classes & character table

214 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#361×#6157, #28310702, #28311048, …
maximal normal subgroup of#361×#6157, #28310702, #28311048, …
maximal quotient ofD53⋊#1333, #28308505, #28308507, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20834);