Finite Group Databasebeta

#21446720

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

Aliases

No aliases for this group.

Splittings

FittingC2×#108×C61 ⋊ C2
SylowC61 ⋊ #1977

Subgroups

subgroupG/H
centerC22#14519752
commutatorC2×C4×C61C22×C4
FrattiniC22×C4C22×D61
FittingC2×#108×C61C2
socleC22×C61#121
hypercenterC2×#108D61
hypocenterC61#1977
LCSG ▷ C2×C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C22 ◁ C22×C4 ◁ C2×#108

296 conjugacy classes of subgroups; only the 89 normal subgroups are shown.

normal subgroups only

This group has 296 conjugacy classes of subgroups — too many to draw. Only its 89 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=e,e^2=g,f^2=g,b^a=bd,c^a=ce,d^a=dg,e^a=eg,d^b=dg,f^b=fg,h^b=h^60

Conjugacy classes & character table

872 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD61×#1977, C2×#21446720, #29684015, …
maximal normal subgroup ofD61×#1977, C2×#21446720, #29684015, …
maximal quotient of#29578930, #29578957, #29579194, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 5411);