Finite Group Databasebeta

D4⋊#11724784 #20294754

order6976
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

unambiguous semidirect productD4⋊#11724784

Splittings

SylowC109 ⋊ D4⋊C8

Subgroups

subgroupG/H
centerC2×C4C22⋊D109
commutatorC4×C109C2×C8
FrattiniC42C2×D109
FittingC4×D4×C109C2
socleC22×C109C22⋊C4
hypercenterC4×D4D109
hypocenterC109D4⋊C8
LCSG ▷ C4×C109 ▷ C2×C109 ▷ C109
UCSC1 ◁ C2×C4 ◁ C42 ◁ C4×D4

82 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^6,109|a^2=d,c^2=e,d^2=f,b^a=bc,c^a=ce,g^a=g^108,c^b=ce

Conjugacy classes & character table

1108 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD4⋊C8×D109, C2×D4⋊#11724784, #28361411, …
maximal normal subgroup ofD4⋊C8×D109, C2×D4⋊#11724784, #28361411, …
maximal quotient of#28360853, #28360855, #28360873, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6976, 277);