Finite Group Databasebeta

#20289808

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

Aliases

No aliases for this group.

Splittings

Fitting#99×C53 ⋊ C4
SylowC53 ⋊ #1393

Subgroups

subgroupG/H
centerC2#16811500
commutatorC2×C4×C53C42
FrattiniC2×D4C2×#6157
Fitting#99×C53C4
socleC2×C53#342
hypercenter#99#6157
hypocenterC53#1393
LCSG ▷ C2×C4×C53 ▷ C22×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C2 ◁ C22 ◁ C2×D4 ◁ #99

232 conjugacy classes of subgroups; only the 40 normal subgroups are shown.

normal subgroups only

This group has 232 conjugacy classes of subgroups — too many to draw. Only its 40 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=g,b^a=bc,c^a=cf,e^a=eg,f^a=fg,d^b=dfg,h^b=h^30,d^c=dg,h^e=h^52

Conjugacy classes & character table

169 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×#20289808, #28310376, #28310380, …
maximal normal subgroup ofC2×#20289808, #28310376, #28310380, …
maximal quotient of#28298423, #28298475, #28298478, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 19603);