Finite Group Databasebeta

#20290773

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

Aliases

No aliases for this group.

Splittings

SylowC53 ⋊ #1917

Subgroups

subgroupG/H
center, FrattiniC23C22×#6157
commutator, socleC23×C53C22×C4
Fitting#95×C53C4
hypercenter#95#6157
hypocenterC53#1917
LCSG ▷ C23×C53 ▷ C53
UCSC1 ◁ C23 ◁ #95

228 conjugacy classes of subgroups; only the 82 normal subgroups are shown.

normal subgroups only

This group has 228 conjugacy classes of subgroups — too many to draw. Only its 82 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,c^2=d,f^2=g,b^a=bd,c^a=ce,h^a=h^30,c^b=cg,h^b=h^30,h^c=h^52,h^f=h^52

Conjugacy classes & character table

304 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#20290773, D53⋊#1917, #28319897, …
maximal normal subgroup ofC2×#20290773, D53⋊#1917, #28319897, …
maximal quotient of#28305421, #28305425, #28305429, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20568);