Finite Group Databasebeta

#22551576

order8224
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingC22⋊C4×C257 ⋊ C2
SylowC257 ⋊ #123

Subgroups

subgroupG/H
center, FrattiniC22C22×D257
commutator, socleC22×C257C23
FittingC22⋊C4×C257C2
hypercenterC22⋊C4D257
hypocenterC257#123
LCSG ▷ C22×C257 ▷ C257
UCSC1 ◁ C22 ◁ C22⋊C4

78 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

2^5,257|c^2=d,b^a=bd,c^a=ce,f^a=f^256,f^c=f^256

Conjugacy classes & character table

1294 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#30656928, #123×D257, C2×#22551576, …
maximal normal subgroup of#30656928, #123×D257, C2×#22551576, …
maximal quotient of#30656598, #30656612, #30656614, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8224, 130);