Finite Group Databasebeta

D21×C641 #41002180

order26922
automorphism?
homologyAbelianization (H1) = C2×C641 · Schur multiplier (H2) = C1

Aliases

direct productD21×C641
unambiguous semidirect productC3⋊(D7×C641)
unambiguous semidirect productC7⋊(D3×C641)

Splittings

Fitting, socle, HallC3×C7×C641 ⋊ C2
derived, HallC3×C7 ⋊ C2×C641
HallC7×C641 ⋊ D3
HallC3×C641 ⋊ D7
SylowC7 ⋊ D3×C641
SylowC3 ⋊ D7×C641

Subgroups

subgroupG/H
center, hypercenterC641D21
commutator, cosocle, hypocenterC3×C7C2×C641
FrattiniC1G
Fitting, socleC3×C7×C641C2
LCSG ▷ C3×C7
UCSC1 ◁ C641

16 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 13461

Conjugacy classes & character table

7692 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(26922, 8);