Finite Group Databasebeta

#21445761

order7808
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC2×#104×C61 ⋊ C2
SylowC61 ⋊ #1789

Subgroups

subgroupG/H
centerC2×C4D4×D61
commutatorC2×C4×C61C22×C4
FrattiniC22×C4C22×D61
FittingC2×#104×C61C2
socleC22×C61C2×C22⋊C4
hypercenterC2×#104D61
hypocenterC61#1789
LCSG ▷ C2×C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×#104

618 conjugacy classes of subgroups; only the 103 normal subgroups are shown.

normal subgroups only

This group has 618 conjugacy classes of subgroups — too many to draw. Only its 103 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,d^2=g,f^2=g,b^a=bd,c^a=ce,d^a=dg,d^b=dg,h^c=h^60

Conjugacy classes & character table

878 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD61×#1789, C2×#21445761, #29679259, …
maximal normal subgroup ofD61×#1789, C2×#21445761, #29679259, …
maximal quotient of#29571378, #29571382, #29571386, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 4452);