Finite Group Databasebeta

D109⋊#104 #20296021

order6976
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect productD109⋊#104

Splittings

Fitting#41×C109 ⋊ C4
SylowC109 ⋊ C2×#104

Subgroups

subgroupG/H
centerC4C22⋊#89137
commutatorC4×C109C22×C4
FrattiniC4C22×#89137
Fitting#41×C109C4
socleC2×C109C2×C22⋊C4
hypercenter#41#89137
hypocenterC109C2×#104
LCSG ▷ C4×C109 ▷ C2×C109 ▷ C109
UCSC1 ◁ C4 ◁ C2×C4 ◁ #41

170 conjugacy classes of subgroups; only the 50 normal subgroups are shown.

normal subgroups only

This group has 170 conjugacy classes of subgroups — too many to draw. Only its 50 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,d^2=f,e^2=f,b^a=bd,d^a=df,g^a=g^33,d^b=df,g^c=g^108,g^e=g^108

Conjugacy classes & character table

298 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#104×#89137, #28378797, #28378806, …
maximal normal subgroup of#104×#89137, #28378797, #28378806, …
maximal quotient ofD109⋊(D4⋊C8), D109⋊(Q8⋊C8), #28378323, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6976, 1544);