Finite Group Databasebeta

#21462203

order7808
automorphism?
homologyAbelianization (H1) = C22×C8 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC61 ⋊ #2169

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×#6923
commutator, socleC22×C61C22×C8
FittingC4×D4×C61C4
hypercenterC4×D4#6923
hypocenterC61#2169
LCSG ▷ C22×C61 ▷ C61
UCSC1 ◁ C2×C4 ◁ C4×D4

162 conjugacy classes of subgroups; only the 74 normal subgroups are shown.

normal subgroups only

This group has 162 conjugacy classes of subgroups — too many to draw. Only its 74 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=e,c^2=e,e^2=f,f^2=g,b^a=bd,c^a=cg,h^a=h^11,c^b=cg,h^c=h^11,h^e=h^60

Conjugacy classes & character table

356 conjugacy classes — view the full character table.

Relationships

maximal subgroup of#30605878, #30605879, #30605882, …
maximal normal subgroup of#30605878, #30605879, #30605882, …
maximal quotient of#30605882, #30605923, #30605934, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7808, 20894);