Finite Group Databasebeta

#20290672

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

Aliases

No aliases for this group.

Splittings

SylowC53 ⋊ #1858

Subgroups

subgroupG/H
centerC2#16811570
commutatorC2×C4×C53C22×C4
FrattiniC2×C4C22×#6157
Fitting#100×C53C4
socleC2×C53#385
hypercenter#100#6157
hypocenterC53#1858
LCSG ▷ C2×C4×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C2 ◁ C2×C4 ◁ #100

252 conjugacy classes of subgroups; only the 66 normal subgroups are shown.

normal subgroups only

This group has 252 conjugacy classes of subgroups — too many to draw. Only its 66 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,f^2=g,b^a=bd,c^a=ce,d^a=dg,h^a=h^23,d^b=dg,e^b=eg,h^b=h^30,d^c=dg,h^f=h^52

Conjugacy classes & character table

175 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#28311536, #28311537, #28311538, …
maximal normal subgroup of#28311536, #28311537, #28311538, …
maximal quotient of#28303642, #28303643, #28303647, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20467);