Finite Group Databasebeta

#30657180

order16448
automorphism?
homologyAbelianization (H1) = C23 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingM32×C257 ⋊ C2
SylowC257 ⋊ #510

Subgroups

subgroupG/H
centerC2C2×D2056
commutator, cosocleC8×C257C23
FrattiniC8C22×D257
FittingM32×C257C2
socleC2×C257C2×D8
prime radical#22551614C2
hypercenterM32D257
hypocenterC257#510
LCSG ▷ C8×C257 ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C2 ◁ C2×C4 ◁ C2×C8 ◁ M32

82 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

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

Conjugacy classes & character table

2576 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45666210, #45666213, #45666272, …
maximal normal subgroup of#45666210, #45666213, #45666272, …
maximal quotient of#45666033, #45666041, #45666108, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 992);