Finite Group Databasebeta

#20290792

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

Aliases

No aliases for this group.

Splittings

Fitting#102×C53 ⋊ C4
SylowC53 ⋊ #1925

Subgroups

subgroupG/H
centerC22D4×#6157
commutatorC2×C4×C53C22×C4
FrattiniC2×C4C22×#6157
Fitting#102×C53C4
socleC22×C53C4×D4
hypercenter#102#6157
hypocenterC53#1925
LCSG ▷ C2×C4×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C22 ◁ C2×C4 ◁ #102

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

normal subgroups only

This group has 290 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=df,c^2=d,e^2=g,b^a=bd,c^a=ce,e^a=eg,h^a=h^23,h^b=h^30,e^c=eg,h^f=h^52

Conjugacy classes & character table

220 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#20290792, #28319989, #28319990, …
maximal normal subgroup ofC2×#20290792, #28319989, #28319990, …
maximal quotient of#28305436, #28305437, #28305438, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20587);