Finite Group Databasebeta

D109⋊#99 #20296003

order6976
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

unambiguous semidirect productD109⋊#99

Splittings

FittingC2×D4×C109 ⋊ C4
SylowC109 ⋊ C2×#99

Subgroups

subgroupG/H
centerC2C2×C22⋊#89137
commutatorC22×C109C22×C4
FrattiniC22C22×#89137
FittingC2×D4×C109C4
socleC2×C109C2×C22⋊C4
hypercenterC2×D4#89137
hypocenterC109C2×#99
LCSG ▷ C22×C109 ▷ C2×C109 ▷ C109
UCSC1 ◁ C2 ◁ C23 ◁ C2×D4

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

normal subgroups only

This group has 210 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,b^a=bd,d^a=df,g^a=g^33,e^b=ef,g^c=g^108,g^e=g^108

Conjugacy classes & character table

292 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#28378118, #28378125, #99×#89137, …
maximal normal subgroup of#28378118, #28378125, #99×#89137, …
maximal quotient ofD109⋊#323, D109⋊#324, #28378268, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6976, 1526);