Finite Group Databasebeta

#20290876

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

Aliases

No aliases for this group.

Splittings

FittingC2×D8×C53 ⋊ C4
SylowC53 ⋊ #1978

Subgroups

subgroupG/H
centerC2#16811575
commutatorC2×C4×C53C22×C4
FrattiniC2×C4C22×#6157
FittingC2×D8×C53C4
socleC2×C53#390
hypercenterC2×D8#6157
hypocenterC53#1978
LCSG ▷ C2×C4×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×D8

316 conjugacy classes of subgroups; only the 68 normal subgroups are shown.

normal subgroups only

This group has 316 conjugacy classes of subgroups — too many to draw. Only its 68 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=f,b^2=df,c^2=eg,e^2=g,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eg,h^a=h^23,d^b=dg,f^b=fg,h^b=h^30,h^f=h^52

Conjugacy classes & character table

214 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#28311656, #28311657, #28311662, …
maximal normal subgroup of#28311656, #28311657, #28311662, …
maximal quotient of#28305788, #28305789, #28305790, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20671);