Finite Group Databasebeta

D21×C353 #28415273

order14826
isoclinismisoclinic class of D21
automorphism?
homologyAbelianization (H1) = C2×C353 · Schur multiplier (H2) = C1

Aliases

direct productD21×C353
unambiguous semidirect productC3⋊(D7×C353)
unambiguous semidirect productC7⋊(D3×C353)

Splittings

Fitting, socle, HallC3×C7×C353 ⋊ C2
derived, HallC3×C7 ⋊ C2×C353
HallC7×C353 ⋊ D3
HallC3×C353 ⋊ D7
SylowC7 ⋊ D3×C353
SylowC3 ⋊ D7×C353

Subgroups

subgroupG/H
center, hypercenterC353D21
commutator, cosocle, hypocenterC3×C7C2×C353
FrattiniC1G
Fitting, socleC3×C7×C353C2
LCSG ▷ C3×C7
UCSC1 ◁ C353

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 7413

Conjugacy classes & character table

4236 conjugacy classes. The character table is too large to display.

Relationships

maximal subgroup ofD21×D353, D3×D7×C353, D21⋊D353, …
maximal normal subgroup ofD21×D353, D3×D7×C353, D21⋊D353, …
maximal quotient ofDic21×C353, C2×D21×C353

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(14826, 8);