Finite Group Databasebeta

D53⋊#356 #20291004

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

Aliases

unambiguous semidirect productD53⋊#356

Splittings

SylowC53 ⋊ C2×#356

Subgroups

subgroupG/H
centerC2D53⋊#99
commutatorC2×C4×C53C22×C4
FrattiniC2×C4C22×#6157
FittingC4⋊Q8×C53C4
socleC2×C53C2×#99
hypercenterC4⋊Q8#6157
hypocenterC53C2×#356
LCSG ▷ C2×C4×C53 ▷ C22×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C2 ◁ C22 ◁ C2×Q8 ◁ C4⋊Q8

240 conjugacy classes of subgroups; only the 54 normal subgroups are shown.

normal subgroups only

This group has 240 conjugacy classes of subgroups — too many to draw. Only its 54 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,b^2=g,d^2=g,e^2=g,b^a=bd,d^a=df,f^a=fg,h^a=h^30,d^b=dg,e^b=efg,h^c=h^52,e^d=eg,h^e=h^52

Conjugacy classes & character table

208 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#28299215, #28299247, #28299275, …
maximal normal subgroup of#28299215, #28299247, #28299275, …
maximal quotient ofD53⋊#1319, D53⋊#1325, #28308080, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20799);