Finite Group Databasebeta

#20274990

order6784
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

SylowC53 ⋊ #1866

Subgroups

subgroupG/H
centerC2×C4C2×C22⋊D53
commutatorC2×C4×C53C22×C4
FrattiniC22×C4C22×D53
FittingC2×#131×C53C2
socleC22×C53C4×D4
hypercenterC2×#131D53
hypocenterC53#1866
LCSG ▷ C2×C4×C53 ▷ C2×C53 ▷ C53
UCSC1 ◁ C2×C4 ◁ C22×C8 ◁ C2×#131

270 conjugacy classes of subgroups; only the 93 normal subgroups are shown.

normal subgroups only

This group has 270 conjugacy classes of subgroups — too many to draw. Only its 93 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=f,b^2=f,d^2=g,e^2=g,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eg,h^a=h^52,d^b=dg,e^b=eg,d^c=dg,e^c=eg

Conjugacy classes & character table

1078 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD53×#1866, C2×#20274990, #27385146, …
maximal normal subgroup ofD53×#1866, C2×#20274990, #27385146, …
maximal quotient of#27278003, #27278010, #27278017, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(6784, 4785);