Finite Group Databasebeta

C2×C7×D357 #23756274

order9996
automorphism?
homologyAbelianization (H1) = C22×C7 · Schur multiplier (H2) = C2

Aliases

direct productC2×C7×D357
unambiguous semidirect product(C2×C3)⋊(C7×D119)
unambiguous semidirect product(C2×C7)⋊(C7×D51)
unambiguous semidirect product(C2×C17)⋊(C7×D21)

Splittings

Fitting, socleC2×C3×C72×C17 ⋊ C2
derivedC3×C7×C17 ⋊ C22×C7
HallC3×C72×C17 ⋊ C22
HallC72×C17 ⋊ C2×D3
HallC3×C72 ⋊ C2×D17
HallC3×C17 ⋊ C2×C7×D7
SylowC72 ⋊ C2×D51
SylowC17 ⋊ C2×C7×D21
SylowC3 ⋊ C2×C7×D119

Subgroups

subgroupG/H
center, hypercenterC2×C7D357
commutator, cosocle, hypocenterC3×C7×C17C22×C7
FrattiniC1G
Fitting, socleC2×C3×C72×C17C2
LCSG ▷ C3×C7×C17
UCSC1 ◁ C2×C7

104 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

2520 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×C17⋊#11725071, C2×C7×D1071, C2×C3⋊(C17⋊#64418), …
maximal normal subgroup ofC2×C7×C3⋊(C17⋊AGL(1,𝔽7)), C2×ΓL(1,𝔽8)×D357, C2×C3⋊(C17⋊#64423), …
maximal quotient ofC2×C7×D1071, D3×C7×D357, C2×C3×C7×D357, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(9996, 177);