Finite Group Databasebeta

D109⋊(C22⋊C8) #20295994

order6976
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect productD109⋊(C22⋊C8)

Splittings

SylowC109 ⋊ C2×C22⋊C8

Subgroups

subgroupG/H
centerC2×C4C2×#89137
commutatorC2×C109C22×C8
FrattiniC22C22×#89137
FittingC22×C4×C109C4
socleC22×C109C22×C4
hypercenterC22×C4#89137
hypocenterC109C2×C22⋊C8
LCSG ▷ C2×C109 ▷ C109
UCSC1 ◁ C2×C4 ◁ C22×C4

202 conjugacy classes of subgroups; only the 70 normal subgroups are shown.

normal subgroups only

This group has 202 conjugacy classes of subgroups — too many to draw. Only its 70 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:

2^6,109|a^2=e,e^2=f,b^a=bd,g^a=g^33,g^c=g^108,g^e=g^108

Conjugacy classes & character table

472 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#28377869, #28377874, #28377894, …
maximal normal subgroup of#28377869, #28377874, #28377894, …
maximal quotient ofD109⋊#323, D109⋊#324, #28378264, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6976, 1517);