Finite Group Databasebeta

C2×C7×D21×C53 #44528490

order31164
automorphism?
homologyAbelianization (H1) = C22×C7×C53 · Schur multiplier (H2) = C2

Aliases

direct productC2×C7×D21×C53
unambiguous semidirect product(C2×C3)⋊(C7×D7×C53)
unambiguous semidirect product(C2×C7)⋊(D3×C7×C53)

Splittings

Fitting, socleC2×C3×C72×C53 ⋊ C2
derivedC3×C7 ⋊ C22×C7×C53
HallC3×C72×C53 ⋊ C22
HallC72×C53 ⋊ C2×D3
HallC3×C53 ⋊ C2×C7×D7
HallC3×C72 ⋊ C22×C53
SylowC72 ⋊ C2×D3×C53
SylowC3 ⋊ C2×C7×D7×C53

Subgroups

subgroupG/H
center, hypercenterC2×C7×C53D21
commutator, cosocle, hypocenterC3×C7C22×C7×C53
FrattiniC1G
Fitting, socleC2×C3×C72×C53C2
LCSG ▷ C3×C7
UCSC1 ◁ C2×C7×C53

104 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 4452

Conjugacy classes & character table

8904 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(31164, 182);