Finite Group Databasebeta

#30656845

order16448
automorphism?
homologyAbelianization (H1) = C22×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

SylowC257 ⋊ #441

Subgroups

subgroupG/H
centerC22C2×D1028
commutatorC4×C257C22×C4
FrattiniC2×C4C22×D257
Fitting#97×C257C2
socle, prime radicalC22×C257C2×D4
cosocleC2×C4×C257C23
hypercenter#97D257
hypocenterC257#441
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C22 ◁ C42 ◁ #97

108 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 16448

Polycyclic presentation:

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

Conjugacy classes & character table

2582 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45666211, #45666213
maximal normal subgroup of#45666211, #45666213
maximal quotient of#45663140, #45663193, #45663230, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 657);