Finite Group Databasebeta

C2×C7×D647 #31827320

order18116
automorphism?
homologyAbelianization (H1) = C22×C7 · Schur multiplier (H2) = C2

Aliases

direct productC2×C7×D647
unambiguous semidirect productC647⋊(C22×C7)
unambiguous semidirect product(C2×C647)⋊(C2×C7)

Splittings

Fitting, socleC2×C7×C647 ⋊ C2
derived, SylowC647 ⋊ C22×C7
HallC7×C647 ⋊ C22

Subgroups

subgroupG/H
center, hypercenterC2×C7D647
commutator, cosocle, hypocenterC647C22×C7
FrattiniC1G
Fitting, socleC2×C7×C647C2
LCSG ▷ C647
UCSC1 ◁ C2×C7

20 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 9058

Conjugacy classes & character table

4550 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(18116, 9);