Finite Group Databasebeta

#30657409

order16448
automorphism?
homologyAbelianization (H1) = C24 · Schur multiplier (H2) = C25

Aliases

No aliases for this group.

Splittings

FittingC4×Q8×C257 ⋊ C2
SylowC257 ⋊ #550

Subgroups

subgroupG/H
center, FrattiniC22C23×D257
commutator, socle, cosocleC22×C257C24
FittingC4×Q8×C257C2
hypercenterC4×Q8D257
hypocenterC257#550
LCSG ▷ C22×C257 ▷ C257
UCSC1 ◁ C22 ◁ C4×Q8

312 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

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

Conjugacy classes & character table

2585 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45663383, #45663387, #45663445, …
maximal normal subgroup of#45663383, #45663387, #45663445, …
maximal quotient of#45667158, Q8×C4⋊Dic257, #45667267, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1221);