Finite Group Databasebeta

D21×D289 #37566173

order24276
automorphism?
homologyAbelianization (H1) = C22 · Schur multiplier (H2) = C2

Aliases

direct productD21×D289
unambiguous semidirect product(C3×D289)⋊D7
unambiguous semidirect product(C7×D289)⋊D3

Splittings

Fitting, derived, HallC3×C7×C289 ⋊ C22
HallC7×C289 ⋊ C2×D3
HallC3×C289 ⋊ C2×D7
SylowC289 ⋊ C2×D21
HallC3×C7 ⋊ C2×D289
SylowC7 ⋊ D3×D289
SylowC3 ⋊ D7×D289

Subgroups

subgroupG/H
center, hypercenterC1G
commutator, Fitting, cosocle, hypocenterC3×C7×C289C22
FrattiniC17D17×D21
socleC3×C7×C17C2×D17
LCSG ▷ C3×C7×C289
UCSC1

60 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 6069

Conjugacy classes & character table

1752 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(24276, 26);