Finite Group Databasebeta

Dic21×C289 #37566158

order24276
automorphism?
homologyAbelianization (H1) = C4×C289 · Schur multiplier (H2) = C1

Aliases

direct productDic21×C289
unambiguous semidirect productC3⋊(Dic7×C289)
unambiguous semidirect productC7⋊(Dic3×C289)

Splittings

derived, HallC3×C7 ⋊ C4×C289
HallC3×C7×C289 ⋊ C4
HallC7×C289 ⋊ Dic3
HallC3×C289 ⋊ Dic7
SylowC7 ⋊ Dic3×C289
SylowC3 ⋊ Dic7×C289

Subgroups

subgroupG/H
center, hypercenterC2×C289D21
commutator, hypocenterC3×C7C4×C289
FrattiniC2×C17C17×D21
FittingC2×C3×C7×C289C2
socle, prime radical, cosocleC2×C3×C7×C17C2×C17
LCSG ▷ C3×C7
UCSC1 ◁ C2×C289

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 24276

Conjugacy classes & character table

6936 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(24276, 11);