Finite Group Databasebeta

C2×#22579727 #31799418

order17724
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2

Aliases

direct productC2×#22579727

Splittings

Fitting, socleC2×C7×C211 ⋊ C2×C3
derived, HallC7×C211 ⋊ C22×C3
HallC2×D7×C211 ⋊ C3
Hall#17984522 ⋊ C22
SylowC211 ⋊ C2×AGL(1,𝔽7)
HallC2×D7 ⋊ C211⋊C3
SylowC7 ⋊ C22×C211⋊C3

Subgroups

subgroupG/H
center, hypercenterC2#22579727
commutator, cosocle, hypocenterC7×C211C22×C3
FrattiniC1G
Fitting, socleC2×C7×C211C2×C3
LCSG ▷ C7×C211
UCSC1 ◁ C2

40 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 2954

Conjugacy classes & character table

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

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(17724, 50);