Finite Group Databasebeta

#21461925

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

Aliases

No aliases for this group.

Splittings

Fitting#106×C61 ⋊ C4
SylowC61 ⋊ #1944

Subgroups

subgroupG/H
centerC22D4×#6923
commutatorC2×C4×C61C22×C4
FrattiniC2×C4C22×#6923
Fitting#106×C61C4
socleC22×C61C4×D4
hypercenter#106#6923
hypocenterC61#1944
LCSG ▷ C2×C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C22 ◁ C2×C4 ◁ #106

240 conjugacy classes of subgroups; only the 78 normal subgroups are shown.

normal subgroups only

This group has 240 conjugacy classes of subgroups — too many to draw. Only its 78 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=f,c^2=eg,e^2=g,b^a=bd,c^a=ce,e^a=eg,h^a=h^50,c^b=cg,h^b=h^11,h^f=h^60

Conjugacy classes & character table

242 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#30607429, #30607793, C2×#21461925, …
maximal normal subgroup of#30607429, #30607793, C2×#21461925, …
maximal quotient of#30601510, #30601511, #30601512, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 20616);