Finite Group Databasebeta

C2×D21×C131 #24927013

order11004
isoclinismisoclinic class of D21
automorphism?
homologyAbelianization (H1) = C22×C131 · Schur multiplier (H2) = C2

Aliases

direct productC2×D21×C131
unambiguous semidirect product(C2×C3)⋊(D7×C131)
unambiguous semidirect product(C2×C7)⋊(D3×C131)

Splittings

Fitting, socleC2×C3×C7×C131 ⋊ C2
derived, HallC3×C7 ⋊ C22×C131
HallC3×C7×C131 ⋊ C22
HallC7×C131 ⋊ C2×D3
HallC3×C131 ⋊ C2×D7
SylowC7 ⋊ C2×D3×C131
SylowC3 ⋊ C2×D7×C131

Subgroups

subgroupG/H
center, hypercenterC2×C131D21
commutator, cosocle, hypocenterC3×C7C22×C131
FrattiniC1G
Fitting, socleC2×C3×C7×C131C2
LCSG ▷ C3×C7
UCSC1 ◁ C2×C131

40 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

3144 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×D63×C131, C2×C3⋊AGL(1,𝔽7)×C131, D3×D21×C131, …
maximal normal subgroup ofC2×C3⋊AGL(1,𝔽7)×C131, C2×C3×D21×C131
maximal quotient ofC2×D63×C131, D3×D21×C131, C2×C3×D21×C131, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(11004, 29);