Finite Group Databasebeta

#30657605

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

Aliases

No aliases for this group.

Splittings

FittingC2×C8×C257 ⋊ C4
SylowC257 ⋊ H(3,ℤ/4)

Subgroups

subgroupG/H
centerC4C4×#11759967
commutatorC4×C257C42
FrattiniC2×C4C2×#11759967
FittingC2×C8×C257C4
socleC2×C257#95
prime radicalC22×D257D4
cosocleC2×C4×D257C22
hypercenterC2×C8#11759967
hypocenterC257H(3,ℤ/4)
LCSG ▷ C4×C257 ▷ C257
UCSC1 ◁ C4 ◁ C2×C8

94 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4112

Polycyclic presentation:

2^6,257|a^2=d,b^2=e,c^2=f,b^a=bc,e^a=ef,g^a=g^16,d^b=df,g^b=g^241,g^d=g^256,g^e=g^256

Conjugacy classes & character table

1046 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 1417);