Finite Group Databasebeta

#21461861

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

Aliases

No aliases for this group.

Splittings

FittingC4⋊Q8×C61 ⋊ C4
SylowC61 ⋊ #1909

Subgroups

subgroupG/H
centerC2#16840710
commutatorC2×C4×C61C22×C4
FrattiniC2×C4C22×#6923
FittingC4⋊Q8×C61C4
socleC2×C61#386
hypercenterC4⋊Q8#6923
hypocenterC61#1909
LCSG ▷ C2×C4×C61 ▷ C2×C61 ▷ C61
UCSC1 ◁ C2 ◁ C2×C4 ◁ C4⋊Q8

312 conjugacy classes of subgroups; only the 66 normal subgroups are shown.

normal subgroups only

This group has 312 conjugacy classes of subgroups — too many to draw. Only its 66 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,b^a=bd,c^a=ce,d^a=dg,e^a=eg,h^a=h^50,e^b=eg,h^b=h^11,d^c=dg,f^c=fg,h^c=h^60,h^f=h^60

Conjugacy classes & character table

239 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#30607033, #30607034, #30607035, …
maximal normal subgroup of#30607033, #30607034, #30607035, …
maximal quotient of#30600262, #30600264, #30600265, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 20552);