Finite Group Databasebeta

C7×C9×Dic79 #34092545

order19908
automorphism?
homologyAbelianization (H1) = C4×C7×C9 · Schur multiplier (H2) = C1

Aliases

direct productC7×C9×Dic79

Splittings

derived, SylowC79 ⋊ C4×C7×C9
HallC7×C9×C79 ⋊ C4
HallC9×C79 ⋊ C4×C7
HallC7×C79 ⋊ C4×C9

Subgroups

subgroupG/H
center, hypercenterC2×C7×C9D79
commutator, hypocenterC79C4×C7×C9
FrattiniC2×C3C3×C7×D79
FittingC2×C7×C9×C79C2
socle, prime radicalC2×C3×C7×C79C2×C3
cosocleC2×C3×C79C2×C3×C7
LCSG ▷ C79
UCSC1 ◁ C2×C7×C9

36 conjugacy classes of subgroups.

Full subgroup data →

Presentation

transitive degreeμt(G) = 19908

Conjugacy classes & character table

5166 conjugacy classes. The character table is too large to display.

GAP

Construct this group in GAP via the SmallGroups library:

gap> SmallGroup(19908, 6);