Finite Group Databasebeta

#30656858

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

Aliases

No aliases for this group.

Splittings

Fitting#108×C257 ⋊ C2
SylowC257 ⋊ #444

Subgroups

subgroupG/H
centerC4D4×D257
commutatorC4×C257C22×C4
FrattiniC2×C4C22×D257
Fitting#108×C257C2
socleC2×C257C4×D4
prime radical#22551614C2
cosocleC2×C4×C257C23
hypercenter#108D257
hypocenterC257#444
LCSG ▷ C4×C257 ▷ C2×C257 ▷ C257
UCSC1 ◁ C4 ◁ C2×C4 ◁ #108

104 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4112

Polycyclic presentation:

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

Conjugacy classes & character table

1814 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45666210, #45666214, #45666217, …
maximal normal subgroup of#45666210, #45666214, #45666217, …
maximal quotient of#45663131, #45663138, #45663143, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 670);