Finite Group Databasebeta

#30656814

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

Aliases

No aliases for this group.

Splittings

FittingC4⋊C8×C257 ⋊ C2
SylowC257 ⋊ #436

Subgroups

subgroupG/H
center, FrattiniC2×C4C22×D257
commutator, socleC22×C257C22×C4
FittingC4⋊C8×C257C2
prime radicalC2×D1028C4
cosocleC2×C4×C257C23
hypercenterC4⋊C8D257
hypocenterC257#436
LCSG ▷ C22×C257 ▷ C257
UCSC1 ◁ C2×C4 ◁ C4⋊C8

122 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 8224

Polycyclic presentation:

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

Conjugacy classes & character table

2588 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup of#45663146, #45663148, #45663160, …
maximal normal subgroup of#45663146, #45663148, #45663160, …
maximal quotient of#45663204, #45663209, #45663216, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(16448, 626);