Finite Group Databasebeta

#20289778

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

Aliases

No aliases for this group.

Splittings

Fitting#108×C53 ⋊ C4
SylowC53 ⋊ #1382

Subgroups

subgroupG/H
centerC4#13133279
commutatorC8×C53C42
FrattiniC2×C8C2×#6157
Fitting#108×C53C4
socleC2×C53#340
hypercenter#108#6157
hypocenterC53#1382
LCSG ▷ C8×C53 ▷ C4×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C4 ◁ C2×C4 ◁ C2×C8 ◁ #108

132 conjugacy classes of subgroups; only the 50 normal subgroups are shown.

normal subgroups only

This group has 132 conjugacy classes of subgroups — too many to draw. Only its 50 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,b^2=e,c^2=fg,e^2=fg,f^2=g,b^a=bc,c^a=cf,e^a=efg,f^a=fg,h^a=h^23,h^b=h^30,h^d=h^52,h^e=h^52

Conjugacy classes & character table

226 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#20289778, #28310287, #359×#6157, …
maximal normal subgroup ofC2×#20289778, #28310287, #359×#6157, …
maximal quotient of#28298311, #28298365, #28298370, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 19573);