Finite Group Databasebeta

D4⋊#11719908 #20272670

order6784
automorphism?
homologyAbelianization (H1) = C2×C16 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊#11719908

Splittings

SylowC53 ⋊ D4⋊C16

Subgroups

subgroupG/H
centerC2×C8C22⋊D53
commutatorC4×C53C2×C16
FrattiniC4×C8C2×D53
FittingC8×D4×C53C2
socleC22×C53C22⋊C8
hypercenterC8×D4D53
hypocenterC53D4⋊C16
LCSG ▷ C4×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C2×C8 ◁ C4×C8 ◁ C8×D4

110 conjugacy classes of subgroups; only the 53 normal subgroups are shown.

normal subgroups only

This group has 110 conjugacy classes of subgroups — too many to draw. Only its 53 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=d,c^2=e,d^2=f,f^2=g,b^a=bc,c^a=ce,h^a=h^52,c^b=ce

Conjugacy classes & character table

1096 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD53×D4⋊C16, C2×D4⋊#11719908, #27293793, …
maximal normal subgroup ofD53×D4⋊C16, C2×D4⋊#11719908, #27293793, …
maximal quotient of#27270741, #27270744, #27270747, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 2465);