Finite Group Databasebeta

#20289698

order6784
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC53 ⋊ #1345

Subgroups

subgroupG/H
centerC22#13133276
commutatorC22×C4×C53C2×C4
FrattiniC22×C4C2×#6157
Fitting#95×C53C4
socleC22×C53#99
hypercenter#95#6157
hypocenterC53#1345
LCSG ▷ C22×C4×C53 ▷ C23×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C22 ◁ C23 ◁ C22×C4 ◁ #95

168 conjugacy classes of subgroups; only the 30 normal subgroups are shown.

normal subgroups only

This group has 168 conjugacy classes of subgroups — too many to draw. Only its 30 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=f,d^2=g,b^a=bc,c^a=ce,e^a=eg,h^a=h^30,c^b=cf,d^b=def,h^b=h^52,d^c=dg,h^d=h^52

Conjugacy classes & character table

283 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD53⋊#1345, C2×#20289698, #28308833, …
maximal normal subgroup ofD53⋊#1345, C2×#20289698, #28308833, …
maximal quotient of#28298145, #28298149, #28298161, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 19493);