Finite Group Databasebeta

#22551554

order8224
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C23

Aliases

No aliases for this group.

Splittings

FittingC4⋊C4×C257 ⋊ C2
SylowC257 ⋊ C4×D4

Subgroups

subgroupG/H
center, FrattiniC22C22×D257
commutatorC2×C257C22×C4
FittingC4⋊C4×C257C2
socleC22×C257C23
hypercenterC4⋊C4D257
hypocenterC257C4×D4
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C4⋊C4

94 conjugacy classes of subgroups.

Full subgroup data →

Presentation

Polycyclic presentation:

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

Conjugacy classes & character table

1300 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#30656817, #30656819, #30656822, …
maximal normal subgroup of#30656817, #30656819, #30656822, …
maximal quotient of#30656584, C4⋊C4×Dic257, #30656608, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(8224, 108);