Finite Group Databasebeta

#20290986

order6784
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Splittings

FittingC2×#41×C53 ⋊ C4
SylowC53 ⋊ #2126

Subgroups

subgroupG/H
centerC4#13133275
commutatorC2×C4×C53C22×C4
FrattiniC2×C4C22×#6157
FittingC2×#41×C53C4
socleC2×C53C2×#99
hypercenterC2×#41#6157
hypocenterC53#2126
LCSG ▷ C2×C4×C53 ▷ C22×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C4 ◁ C2×C4 ◁ C22×C4 ◁ C2×#41

258 conjugacy classes of subgroups; only the 54 normal subgroups are shown.

normal subgroups only

This group has 258 conjugacy classes of subgroups — too many to draw. Only its 54 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:

2^7,53|a^2=e,c^2=g,d^2=g,b^a=bd,d^a=df,f^a=fg,h^a=h^30,d^b=dg,e^b=efg,e^d=eg,h^e=h^52

Conjugacy classes & character table

286 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#28299209, #28299210, #28299225, …
maximal normal subgroup of#28299209, #28299210, #28299225, …
maximal quotient of#28307915, #28307967, #28308071, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20781);