Finite Group Databasebeta

#20290472

order6784
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C22×C4

Aliases

No aliases for this group.

Splittings

Fitting#100×C53 ⋊ C4
SylowC53 ⋊ #1757

Subgroups

subgroupG/H
centerC2C22⋊C4×#6157
commutatorC22×C53C2×C42
FrattiniC2×C4C22×#6157
Fitting#100×C53C4
socleC2×C53C4×C22⋊C4
hypercenter#100#6157
hypocenterC53#1757
LCSG ▷ C22×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C2 ◁ C2×C4 ◁ #100

284 conjugacy classes of subgroups; only the 86 normal subgroups are shown.

normal subgroups only

This group has 284 conjugacy classes of subgroups — too many to draw. Only its 86 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,b^2=f,c^2=e,e^2=g,b^a=bd,f^a=fg,h^a=h^30,d^b=dg,h^b=h^23,h^c=h^30,h^e=h^52,h^f=h^52

Conjugacy classes & character table

187 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#28310598, #28310601, #28310604, …
maximal normal subgroup of#28310598, #28310601, #28310604, …
maximal quotient of#28301554, #28301560, #28301567, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 20267);