Finite Group Databasebeta

(C2×#16861969)⋊C4 #45688523

order33344
automorphism?
homologyAbelianization (H1) = C4×C8 · Schur multiplier (H2) = C23

Aliases

unambiguous semidirect product(C2×#16861969)⋊C4

Splittings

FittingC2×C4×C521 ⋊ C8
SylowC521 ⋊ #336

Subgroups

subgroupG/H
center, FrattiniC22C2×#16861969
commutatorC2×C521C4×C8
FittingC2×C4×C521C8
socleC22×C521C2×C8
prime radicalC22×D521C2×C4
cosocleC22×#14523438C22
hypercenterC2×C4#16861969
hypocenterC521#336
LCSG ▷ C2×C521 ▷ C521
UCSC1 ◁ C22 ◁ C2×C4

118 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4168

Polycyclic presentation:

2^6,521|a^2=d,b^2=e,d^2=f,b^a=bc,g^a=g^315,g^d=g^235,g^f=g^520

Conjugacy classes & character table

560 conjugacy classes — view the full character table.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(33344, 1640);