Finite Group Databasebeta

C2×(C13⋊C3)⋊(C7⋊D7) #21439740

order7644
automorphism?
homologyAbelianization (H1) = C22×C3 · Schur multiplier (H2) = C2×C7

Aliases

direct productC2×(C13⋊C3)⋊(C7⋊D7)
unambiguous semidirect product(C2×C13⋊C3)⋊(C7⋊D7)

Splittings

Fitting, socleC2×C72×C13 ⋊ C2×C3
derived, HallC72×C13 ⋊ C22×C3
HallC2×C7⋊D91 ⋊ C3
HallC72×C13⋊C3 ⋊ C22
SylowC72 ⋊ C2×D13⋊C3
HallC13⋊C3 ⋊ C2×C7⋊D7
SylowC13 ⋊ C2×C3×C7⋊D7

Subgroups

subgroupG/H
center, hypercenterC2(C13⋊C3)⋊(C7⋊D7)
commutator, hypocenterC72×C13C22×C3
FrattiniC1G
Fitting, socleC2×C72×C13C2×C3
LCSG ▷ C72×C13
UCSC1 ◁ C2

200 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

352 conjugacy classes — view the full character table.

Relationships

maximal subgroup ofC2×ΓL(1,𝔽8)⋊((C13⋊C3)⋊D7), C2×(C13⋊C3)⋊#64424, C2×(C13⋊C3)⋊#64425, …
maximal normal subgroup ofC2×ΓL(1,𝔽8)⋊((C13⋊C3)⋊D7), C2×(C13⋊C3)⋊#64424, C2×(C13⋊C3)⋊#64425, …
maximal quotient ofC2×(C13⋊C9)⋊(C7⋊D7), D3×(C13⋊C3)⋊(C7⋊D7), C2×C3×(C13⋊C3)⋊(C7⋊D7), …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(7644, 309);