Finite Group Databasebeta

C2×D21×C67 #19150635

order5628
isoclinismisoclinic class of D21
automorphism?
homologyAbelianization (H1) = C22×C67 · Schur multiplier (H2) = C2

Aliases

direct productC2×D21×C67
unambiguous semidirect product(C2×C3)⋊(D7×C67)
unambiguous semidirect product(C2×C7)⋊(D3×C67)

Splittings

Fitting, socleC2×C3×C7×C67 ⋊ C2
derived, HallC3×C7 ⋊ C22×C67
HallC3×C7×C67 ⋊ C22
HallC7×C67 ⋊ C2×D3
HallC3×C67 ⋊ C2×D7
SylowC7 ⋊ C2×D3×C67
SylowC3 ⋊ C2×D7×C67

Subgroups

subgroupG/H
center, hypercenterC2×C67D21
commutator, hypocenterC3×C7C22×C67
FrattiniC1G
Fitting, socleC2×C3×C7×C67C2
LCSG ▷ C3×C7
UCSC1 ◁ C2×C67

40 conjugacy classes of subgroups.

Full subgroup data →

Conjugacy classes & character table

1608 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofC2×C67×D63, C2×C67×C3⋊AGL(1,𝔽7), C2×C3⋊#14584200, …
maximal normal subgroup ofC2×C67×C3⋊AGL(1,𝔽7), C2×C3⋊#14584200, C2×C3⋊#14584199, …
maximal quotient ofC2×C67×D63, D3×D21×C67, C2×C67×C3⋊D21, …

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(5628, 63);