Finite Group Databasebeta

#20291083

order6784
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C4

Aliases

No aliases for this group.

Splittings

SylowC53 ⋊ #2164

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×#6157
commutator, socleC22×C53C22×C8
Fitting#97×C53C4
hypercenter#97#6157
hypocenterC53#2164
LCSG ▷ C22×C53 ▷ C53
UCSC1 ◁ C2×C4 ◁ #97

138 conjugacy classes of subgroups; only the 64 normal subgroups are shown.

normal subgroups only

This group has 138 conjugacy classes of subgroups — too many to draw. Only its 64 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=e,c^2=d,e^2=f,f^2=g,b^a=bd,h^a=h^30,c^b=cg,h^b=h^52,h^c=h^52,h^e=h^52

Conjugacy classes & character table

316 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD53⋊#2164, C2×#20291083, #28328235, …
maximal normal subgroup ofD53⋊#2164, C2×#20291083, #28328235, …
maximal quotient of#28310428, #28310468, #28310739, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20878);