Finite Group Databasebeta

#20295158

order6976
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

FittingC2×D8×C109 ⋊ C2
SylowC109 ⋊ #447

Subgroups

subgroupG/H
centerC22D4×D109
commutatorC2×C4×C109C23
FrattiniC2×C4C22×D109
FittingC2×D8×C109C2
socleC22×C109C2×D4
hypercenterC2×D8D109
hypocenterC109#447
LCSG ▷ C2×C4×C109 ▷ C2×C109 ▷ C109
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×D8

198 conjugacy classes of subgroups; only the 45 normal subgroups are shown.

normal subgroups only

This group has 198 conjugacy classes of subgroups — too many to draw. Only its 45 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|d^2=f,b^a=bd,c^a=ce,d^a=df,d^b=df,g^c=g^108

Conjugacy classes & character table

775 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#447×D109, C2×#20295158, #28372246, …
maximal normal subgroup of#447×D109, C2×#20295158, #28372246, …
maximal quotient of#28361948, #28361965, #28362016, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6976, 681);