Finite Group Databasebeta

#20290685

order6784
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

Fitting#103×C53 ⋊ C4
SylowC53 ⋊ #1866

Subgroups

subgroupG/H
centerC22D4×#6157
commutatorC2×C4×C53C22×C4
FrattiniC2×C4C22×#6157
Fitting#103×C53C4
socleC22×C53C4×D4
hypercenter#103#6157
hypocenterC53#1866
LCSG ▷ C2×C4×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C22 ◁ C2×C4 ◁ #103

270 conjugacy classes of subgroups; only the 70 normal subgroups are shown.

normal subgroups only

This group has 270 conjugacy classes of subgroups — too many to draw. Only its 70 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=f,d^2=g,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,e^b=eg,h^b=h^30,d^c=dg,e^c=eg,h^c=h^52,h^f=h^52

Conjugacy classes & character table

220 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD53⋊#1866, C2×#20290685, #28319607, …
maximal normal subgroup ofD53⋊#1866, C2×#20290685, #28319607, …
maximal quotient of#28303673, #28303676, #28303679, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20480);