Finite Group Databasebeta

#20289670

order6784
automorphism?
homologyAbelianization (H1) = C2×C8 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC53 ⋊ #1331

Subgroups

subgroupG/H
centerC22#13133279
commutatorC8×C53C2×C8
FrattiniC2×C8C2×#6157
Fitting#107×C53C4
socleC22×C53#102
hypercenter#107#6157
hypocenterC53#1331
LCSG ▷ C8×C53 ▷ C4×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C22 ◁ C2×C4 ◁ C2×C8 ◁ #107

110 conjugacy classes of subgroups; only the 38 normal subgroups are shown.

normal subgroups only

This group has 110 conjugacy classes of subgroups — too many to draw. Only its 38 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=d,c^2=eg,d^2=f,e^2=g,b^a=bc,c^a=ce,e^a=eg,h^a=h^30,c^b=ce,e^b=eg,h^b=h^52,h^d=h^52

Conjugacy classes & character table

226 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD53⋊#1331, C2×#20289670, #28308479, …
maximal normal subgroup ofD53⋊#1331, C2×#20289670, #28308479, …
maximal quotient of#28298121, #28298129, #28298206, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 19465);