Finite Group Databasebeta

#30657649

order16448
automorphism?
homologyAbelianization (H1) = C2×C4 · Schur multiplier (H2) = C22

Aliases

No aliases for this group.

Splittings

FittingD8×C257 ⋊ C4
SylowC257 ⋊ #357

Subgroups

subgroupG/H
centerC2#22551654
commutatorC8×C257C2×C4
FrattiniC8C2×#11759967
FittingD8×C257C4
socleC2×C257#102
prime radicalD8×D257C2
cosocleC8×D257C22
hypercenterD8#11759967
hypocenterC257#357
LCSG ▷ C8×C257 ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C2 ◁ C4 ◁ C8 ◁ D8

66 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4112

Polycyclic presentation:

2^6,257|a^2=d,c^2=ef,e^2=f,b^a=bc,c^a=ce,e^a=ef,g^a=g^241,c^b=ce,e^b=ef,g^d=g^256

Conjugacy classes & character table

470 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1461);