Finite Group Databasebeta

#21446148

order7808
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C24

Aliases

No aliases for this group.

Splittings

SylowC61 ⋊ #1876

Subgroups

subgroupG/H
centerC2×C4D4×D61
commutatorC2×C4×C61C22×C4
FrattiniC22×C4C22×D61
FittingC2×#135×C61C2
socleC22×C61C4×D4
hypercenterC2×#135D61
hypocenterC61#1876
LCSG ▷ C2×C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2×C4 ◁ C22×C4 ◁ C2×#135

324 conjugacy classes of subgroups; only the 97 normal subgroups are shown.

normal subgroups only

This group has 324 conjugacy classes of subgroups — too many to draw. Only its 97 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,d^2=g,e^2=g,b^a=bd,c^a=ce,h^a=h^60,d^b=dg,e^b=eg,f^b=fg,h^b=h^60,d^c=dg,e^c=eg,f^c=fg

Conjugacy classes & character table

878 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofD61×#1876, C2×#21446148, #29681301, …
maximal normal subgroup ofD61×#1876, C2×#21446148, #29681301, …
maximal quotient of#29574576, #29574583, #29574590, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 4839);