Finite Group Databasebeta

#30656689

order16448
automorphism?
homologyAbelianization (H1) = C2×C42 · Schur multiplier (H2) = C2×C4

Aliases

No aliases for this group.

Splittings

Fitting#97×C257 ⋊ C2
SylowC257 ⋊ C4×M16

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×D257
commutatorC2×C257C2×C42
Fitting#97×C257C2
socleC22×C257C22×C4
prime radicalC22×D257C2×C4
cosocleC2×C4×C257C23
hypercenter#97D257
hypocenterC257C4×M16
LCSG ▷ C2×C257 ▷ C257
UCSC1 ◁ C2×C4 ◁ #97

142 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

2^6,257|a^2=d,b^2=e,d^2=f,c^a=cf,g^b=g^256,g^c=g^256

Conjugacy classes & character table

2600 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45662905, #45662907, #45662910, …
maximal normal subgroup of#45662905, #45662907, #45662910, …
maximal quotient of#45662599, #45662608, #45662616, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 501);