Finite Group Databasebeta

#21446530

order7808
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

FittingC2×#97×C61 ⋊ C2
SylowC61 ⋊ #1938

Subgroups

subgroupG/H
centerC2×C4C2×D244
commutatorC2×C4×C61C22×C4
FrattiniC22×C4C22×D61
FittingC2×#97×C61C2
socleC22×C61C4×D4
hypercenterC2×#97D61
hypocenterC61#1938
LCSG ▷ C2×C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2×C4 ◁ C22×C8 ◁ C2×#97

222 conjugacy classes of subgroups; only the 77 normal subgroups are shown.

normal subgroups only

This group has 222 conjugacy classes of subgroups — too many to draw. Only its 77 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:

2^7,61|a^2=f,b^2=df,c^2=d,d^2=g,e^2=g,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eg,h^a=h^60,c^b=cg

Conjugacy classes & character table

1232 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD61×#1938, C2×#21446530, #29682761, …
maximal normal subgroup ofD61×#1938, C2×#21446530, #29682761, …
maximal quotient of#29578284, #29578291, #29578298, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 5221);